|Keep It Simple, Stupid|
Without looking at the details too closely, your server already appears to support concurrent clients via IO::Select.
What are you hoping to gain by adding threading to the mix?
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.
In reply to Re: How to introduce threading in socket communication