2012/2/21 Grigory Petrov <grigory.v.p / gmail.com>:
> Hello.
>
> I have failed to find any information on my problem, so maybe anyone
> will claim 500 reputation award on stackoverflow by explaining why
> Ruby hangs with GUI used alongside with background working thread
> (this is a most common use case!):
>
> http://stackoverflow.com/questions/9063877/why-ruby-1-9-gui-hangs-if-i-do-any-intensive-computation-in-separate-ruby-thread

Mac OS X Lion + 1.9.3p0 seems work. Windows specific issue?