About handler and broadcast issues

An Activity started a Service, the Service created a Thread, broadcast notification can be sent directly update the UI directly Thread Activity Lane? Service and Thread notice to do so by Handler, Service and then notify Activity UI updates via broadcast what a difference?

<-! Baidu Button BEGIN -> more Share to: <-! Baidu Button END ->

<-! Main posts under Banner (D4) -><-! Posts under the main text (D5) ->
Reply:
Asked the same ah, seeking advice
Reply:
I think about other friends think?
Reply:
Lacks distinction, Thread sent directly broadcast it, save point.
Reply:
Essentially did not make any difference