well, it looks like a decent piece of software.
yet i think i wouldn't buy it (i've had enough chomsky in my CS studies to do that stuff blindfolded)
and besides that, KDE already comes with a regex editor (which kinda sucks (or maybe it was just my inability to use it)

;)

Crazy Ping Pong Ball Video
This guy has way too much time on his hands!

it's getting crazy, here in germany there's also a new one, called 'die lokalisten' (en: the localists)
they even run TV ads.
but as always, they're just after data that can be used for marketing...
if they're not already backed by a huge company to begin with, all they're planning on is gathering more information about social networks and sell it to some big (or even bigger) company