Perhaps you'll find this a more convincing demonstration of concurrency?

Each of four threads continuously prints its own thread id (a number from 1.. 4) to the screen; while the 5th (main) thread waits for you to hit enter:

perl -Mthreads -e"$|++;async{print threads->tid while 1}->detach for 1
+ .. 4; <>"

[download]

Switch "s for 's if you're on *nix.

With the rise and rise of 'Social' network sites: 'Computers are making people easier to use everyday'
Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
"Science is about questioning the status quo. Questioning authority".
In the absence of evidence, opinion is indistinguishable from prejudice.

The start of some sanity?

In reply to Re^3: multithreading sample needed by BrowserUk
in thread multithreading sample needed by sweepy838

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