diff --git a/lib/common.js b/lib/common.js
index 66fd8ee0..61e6e262 100644
--- a/lib/common.js
+++ b/lib/common.js
@@ -541,6 +541,7 @@ exports.history = function history(opts) {
 }
 
 function History(opts) {
+  var self = this
   opts = opts || {}
 
   this._total = 0
@@ -548,9 +549,10 @@ function History(opts) {
   this._map = {}
 
   if (opts.prune) {
-    this._prunehist = []
     this._prune_interval = setInterval(
-      this.prune.bind(this),
+      function() {
+        self.prune(Date.now())
+      },
       opts.interval || 100
     )
     if (this._prune_interval.unref) {
@@ -582,7 +584,6 @@ History.prototype.place = function place(timelimit) {
   var i = this._list.length
   var s = 0
   var e = i
-  //var c = 'u'
 
   if (0 === this._list.length) {
     return 0
@@ -590,31 +591,22 @@ History.prototype.place = function place(timelimit) {
 
   do {
     i = Math.floor((s + e) / 2)
-    //i = Math.ceil((s+e)/2)
-    //console.log('S ',i,s,e)
 
     if (timelimit > this._list[i].timelimit) {
       s = i + 1
       i = s
-      //c = 's'
     } else if (timelimit < this._list[i].timelimit) {
       e = i
-      //i = e
-      //c = 'e'
     } else {
       i++
       break
     }
-
-    //console.log('E ',i,s,e,s<e,c)
   } while (s < e)
 
   return i
 }
 
 History.prototype.prune = function prune(timelimit) {
-  var startlen = this._list.length
-
   var i = this.place(timelimit)
   if (0 <= i && i <= this._list.length) {
     for (var j = 0; j < i; j++) {
@@ -622,13 +614,6 @@ History.prototype.prune = function prune(timelimit) {
     }
     this._list = this._list.slice(i)
   }
-
-  var endlen = this._list.length
-
-  //console.log('PRUNE',startlen,endlen)
-  if (this._prunehist) {
-    this._prunehist.push([startlen, endlen])
-  }
 }
 
 History.prototype.get = function get(id) {
diff --git a/lib/logging.js b/lib/logging.js
index 6e5e6d55..e4c08372 100644
--- a/lib/logging.js
+++ b/lib/logging.js
@@ -59,8 +59,10 @@ logging.preload = function() {
 
           if ('test' === origspec || 'print' === origspec) {
             var logb = [
-              time + '/' + seneca.id.substring(0, 2),
-              (data.kind || 'data') + (data.case ? '/' + data.case : '')
+              time + '/' + seneca.id.substring(0, 2) + '/' + seneca.tag,
+              (data.kind || 'data') +
+                (data.case ? '/' + data.case : '') +
+                (data.meta ? (data.meta.sync ? '/s' : '/a' ) : '') 
             ]
 
             if ('act' === data.kind) {
@@ -105,11 +107,15 @@ logging.preload = function() {
             } else if ('notice' === data.kind) {
               logb.push(data.notice)
             } else if ('listen' === data.kind || 'client' === data.kind) {
-              logb.push(Util.inspect(data.options).replace(/\n/g, ' '))
-              //} else if (null == data.kind) {
-              // deliberately omit
+              var config = data.options && data.options[0]
+              logb.push([
+                config.type,
+                config.pin,
+                config.host,
+                _.isFunction(config.port) ? '' : config.port
+              ].join(';'))
             } else {
-              logb.push(Util.inspect(data).replace(/\n/g, ' '))
+              logb.push(Util.inspect(data).replace(/\n/g, ' ').substring(0, 88))
             }
 
             logstr = logb.join('\t')
diff --git a/lib/transport.js b/lib/transport.js
index 94cd8301..c05636a5 100644
--- a/lib/transport.js
+++ b/lib/transport.js
@@ -17,6 +17,9 @@ var Common = require('./common')
 // DO NOT COPY TO CREATE TRANSPORT PLUGINS
 // USE THIS INSTEAD: [TODO github example]
 
+// TODO: handle lists properly, without losing meta data
+
+
 module.exports = function(seneca) {
   seneca.add('role:transport,cmd:listen', action_listen)
   seneca.add('role:transport,cmd:client', action_client)
@@ -77,6 +80,7 @@ function internalize_msg(seneca, msg) {
   delete msg.meta$
 
   msg.id$ = meta.id
+  msg.sync$ = meta.sync
   msg.parents$ = meta.parents || []
   msg.parents$.unshift(Common.make_trace_desc(meta))
 
diff --git a/seneca.js b/seneca.js
index 128b464d..31c3c577 100644
--- a/seneca.js
+++ b/seneca.js
@@ -945,15 +945,8 @@ function make_seneca(initial_options) {
     var delegate = Object.create(self)
     delegate.private$ = Object.create(self.private$)
 
-    var loc = new Error().stack
-      .split('\n')
-      .filter(function(line) {
-        return line.match(/mesh/) || line.match(/balance-client/)
-      })
-      .map(x => x.split('/').pop())
-
     delegate.did =
-      (delegate.did ? delegate.did + '/' : '') + (didnid() + '~' + loc)
+      (delegate.did ? delegate.did + '/' : '') + didnid()
 
     var strdesc
     delegate.toString = function toString() {
@@ -1297,6 +1290,7 @@ intern.execute_action = function(
   data.id = data.meta.id
   data.result = []
   data.timelimit = Date.now() + data.meta.timeout
+
   private$.history.add(data)
 
   if (opts.$.legacy.meta) {
@@ -1449,6 +1443,10 @@ intern.handle_inward_break = function(
 intern.make_actmsg = function(origmsg) {
   var actmsg = Object.assign({}, origmsg)
 
+  if (actmsg.id$) {
+    delete actmsg.id$
+  }
+
   if (actmsg.caller$) {
     delete actmsg.caller$
   }
@@ -1456,12 +1454,12 @@ intern.make_actmsg = function(origmsg) {
   if (actmsg.meta$) {
     delete actmsg.meta$
   }
-
+  
   // backwards compatibility for Seneca 3.x transports
   if (origmsg.transport$) {
     actmsg.transport$ = origmsg.transport$
   }
-
+  
   return actmsg
 }
 
diff --git a/test/actions.test.js b/test/actions.test.js
index 28955580..05d30a37 100644
--- a/test/actions.test.js
+++ b/test/actions.test.js
@@ -42,7 +42,7 @@ describe('actions', function() {
   })
 
   it('cmd_close', function(fin) {
-    var si = Seneca({ log: 'silent' })
+    var si = Seneca().test(fin)
 
     var log = []
     si.on('close', function() {
diff --git a/test/prior.test.js b/test/prior.test.js
index 69d26283..fcf82119 100644
--- a/test/prior.test.js
+++ b/test/prior.test.js
@@ -14,14 +14,26 @@ var expect = Code.expect
 var testopts = { log: 'test' }
 
 describe('prior', function() {
-  lab.beforeEach(function(done) {
-    process.removeAllListeners('SIGHUP')
-    process.removeAllListeners('SIGTERM')
-    process.removeAllListeners('SIGINT')
-    process.removeAllListeners('SIGBREAK')
-    done()
-  })
 
+  it('happy', function(fin) {
+    Seneca()
+      .test(fin)
+
+      .add('a:1', function a1(msg, reply) {
+        reply({x:msg.x})
+      })
+
+      .add('a:1', function a1p(msg, reply) {
+        msg.x = msg.x + 1
+        this.prior(msg, reply)
+      })
+
+      .act('a:1,x:2', function(ignore, out) {
+        expect(out.x).equal(3)
+        fin()
+      })
+  })
+  
   it('add-general-to-specific', function(done) {
     Seneca(testopts)
       .error(done)
diff --git a/test/transport.test.js b/test/transport.test.js
index 9ec92472..34445380 100644
--- a/test/transport.test.js
+++ b/test/transport.test.js
@@ -43,13 +43,18 @@ describe('transport', function() {
   // TODO: test top level qaz:* : def and undef other pats
 
   it('happy-nextgen', test_opts, function(fin) {
-    var s0 = Seneca({ id$: 's0', legacy: { transport: false } }).test(fin)
-    var c0 = Seneca({ id$: 'c0', timeout: 22222*tmx, legacy: { transport: false } }).test(fin)
+    var s0 = Seneca({ id$: 's0', legacy: { transport: false } })
+        .test(fin)
+    var c0 = Seneca({ id$: 'c0', timeout: 22222*tmx, legacy: { transport: false } })
+        .test(fin)
 
     s0
       .add('a:1', function a1(msg, reply, meta) {
         reply({ x: msg.x })
       })
+      .add('b:1', function a1(msg, reply, meta) {
+        reply([1,2,3])
+      })
       .listen(62010)
       .ready(function() {
         c0.client(62010)
@@ -61,7 +66,11 @@ describe('transport', function() {
           expect(meta.pattern).equals('')
           expect(meta.trace[0].desc[0]).equals('a:1')
 
-          s0.close(c0.close.bind(c0, fin))
+          c0.act('b:1', function(ignore, out, meta) {
+            expect(out).equals([1,2,3])
+            
+            s0.close(c0.close.bind(c0, fin))
+          })
         })
       })
   })