The HUGE NEWS QUESTION!

Hey a quick question- - - - -What does that new news really mean? I'm not huge on the hacking scene but all I understand is that they have found something to safely revert your system back to 1.50 or even 1.5 (visit the www.psp-news.dcemu.co.uk homepage if you do not know what the heck im talking about! Comments would be APPRECIATED and im sure 40558340 other viewers of this thread would enjoy that as well. Thank You.
My apologies to all for being so annoying on this matter but thanks again!