In my opinion it would be useful to divide al sample files into App, Datafield, Watchface and Widget subdirectories - maybe this could be done in future SDK releases...
Samples:
+---App
¦ +---AccelMag
¦ +---Attention
¦ +---Comm
¦ +---Flashlight
¦ +---GenericChannelBurst
¦ +---Input
¦ +---Keyboard
¦ +---MenuTest
¦ +---MO2Display
¦ +---ObjectStore
¦ +---Picker
¦ :
¦
+---Datafield
¦ +---ChartDatafield
¦ +---FieldTimerEvents
¦ +---MoxyDataField
¦ +---SimpleDataField
¦ :
¦
+---Watchface
¦ +---Analog
¦ +---Basic
¦ +---Clock
¦ :
¦
+---Widget
+---ActivityTracking
+---ConfirmationDialog
+---Drawable
+---NumberPicker
+---ProgressBar
+---SensorHistory
: