diff --git a/core/units.go b/core/units.go
deleted file mode 100644
index 404f6d2..0000000
--- a/core/units.go
+++ /dev/null
@@ -1,26 +0,0 @@
-package core
-
-import (
-	"code.google.com/p/go.net/context"
-	"github.com/localhots/yeast/units/aggregator"
-	"github.com/localhots/yeast/units/logger"
-	"github.com/localhots/yeast/units/power"
-	"github.com/localhots/yeast/units/sleep"
-	"github.com/localhots/yeast/units/uuid"
-)
-
-type (
-	UnitsDict map[string]func(context.Context) context.Context
-)
-
-var (
-	Units = UnitsDict{
-		"aggregator": aggregator.Call,
-		"logger":     logger.Call,
-		"power2":     power.Power2,
-		"power3":     power.Power3,
-		"power5":     power.Power5,
-		"sleep":      sleep.Call,
-		"uuid":       uuid.Call,
-	}
-)
diff --git a/units/aggregator/aggregator.go b/units/aggregator/aggregator.go
deleted file mode 100644
index 6b7177f..0000000
--- a/units/aggregator/aggregator.go
+++ /dev/null
@@ -1,22 +0,0 @@
-package aggregator
-
-import (
-	"fmt"
-
-	"code.google.com/p/go.net/context"
-	"github.com/localhots/yeast/tools"
-	"github.com/localhots/yeast/units/power"
-)
-
-func Call(ctx context.Context) context.Context {
-	results := []string{}
-
-	tools.SyncronizeParallelChain(ctx, func(ctx context.Context) {
-		r := ctx.Value("power_result").(power.PowerResult)
-		results = append(results, fmt.Sprintf("%d ^ %d = %d", r.Num, r.Power, r.Result))
-	})
-
-	ctx = context.WithValue(ctx, "power_results", results)
-
-	return ctx
-}
diff --git a/units/logger/logger.go b/units/logger/logger.go
deleted file mode 100644
index cc03442..0000000
--- a/units/logger/logger.go
+++ /dev/null
@@ -1,20 +0,0 @@
-package logger
-
-import (
-	"fmt"
-
-	"code.google.com/p/go.net/context"
-)
-
-func Call(ctx context.Context) context.Context {
-	results := ctx.Value("power_results").([]string)
-	id := ctx.Value("id").(string)
-
-	fmt.Println("Calculation result", id)
-	fmt.Println("Power results are:")
-	for _, r := range results {
-		fmt.Println(r)
-	}
-
-	return ctx
-}
diff --git a/units/power/power.go b/units/power/power.go
deleted file mode 100644
index 6b7075c..0000000
--- a/units/power/power.go
+++ /dev/null
@@ -1,37 +0,0 @@
-package power
-
-import (
-	"code.google.com/p/go.net/context"
-)
-
-type (
-	PowerResult struct {
-		Num    int
-		Power  int
-		Result int
-	}
-)
-
-func Power2(ctx context.Context) context.Context {
-	v := ctx.Value("num").(int)
-	res := PowerResult{Num: v, Power: 2, Result: v * v}
-	ctx = context.WithValue(ctx, "power_result", res)
-
-	return ctx
-}
-
-func Power3(ctx context.Context) context.Context {
-	v := ctx.Value("num").(int)
-	res := PowerResult{Num: v, Power: 3, Result: v * v * v}
-	ctx = context.WithValue(ctx, "power_result", res)
-
-	return ctx
-}
-
-func Power5(ctx context.Context) context.Context {
-	v := ctx.Value("num").(int)
-	res := PowerResult{Num: v, Power: 5, Result: v * v * v * v * v}
-	ctx = context.WithValue(ctx, "power_result", res)
-
-	return ctx
-}
diff --git a/units/sleep/sleep.go b/units/sleep/sleep.go
deleted file mode 100644
index 3a70f96..0000000
--- a/units/sleep/sleep.go
+++ /dev/null
@@ -1,15 +0,0 @@
-package sleep
-
-import (
-	"fmt"
-	"time"
-
-	"code.google.com/p/go.net/context"
-)
-
-func Call(ctx context.Context) context.Context {
-	fmt.Println("Going into sleep")
-	time.Sleep(5 * time.Second)
-	fmt.Println("Woke up")
-	return ctx
-}
diff --git a/units/uuid/uuid.go b/units/uuid/uuid.go
deleted file mode 100644
index 665d6b3..0000000
--- a/units/uuid/uuid.go
+++ /dev/null
@@ -1,12 +0,0 @@
-package uuid
-
-import (
-	"code.google.com/p/go-uuid/uuid"
-	"code.google.com/p/go.net/context"
-)
-
-func Call(ctx context.Context) context.Context {
-	ctx = context.WithValue(ctx, "id", uuid.New())
-
-	return ctx
-}