From the Desk of David Pogue

a whole series of new Chat/SMS abbreviations.

* GI -- Google it

* MOP -- Mac or PC?

* FCAO -- five conversations at once

* IIOYT -- is it on YouTube?

* DYFH -- did you Facebook him/her?

* BIOI -- buy it on iTunes

* CMOS -- call me on Skype

* GGNUDP -- gotta go, no unlimited data plan

* WLF -- with the lady friend

* JUOC -- jacked up on caffeine

* 12OF -- twelve-o'clock flasher (refers to someone less than competent with technology, to the extent that every appliance in the house flashes "12:00")

* SML -- send me the link

* RHB -- read his/her blog

* MBLO -- much better-looking online

* KYST -- knew you'd say that

* NBL -- no battery left

* CTTC -- can't talk, teacher's coming

* TWD -- typing while driving

* CMT (CMF, CMM, CMB) -- check my Twitter (Facebook, Myspace, blog)

* CYE (CYF, CYM, CYB)--check your email (Facebook, Myspace, blog)

And a few just for iPhone owners:

* SPLETS -- send pics later; Edge too slow

* CSVUI -- can't send video, using iPhone

* BPWMI -- boss playing with my iPhone

* SIK -- sorry, iPhone keyboard

* OOM -- out of messages (for iPhone users who haven't upgraded their AT&T "200 messages a month" plan)

Here's some special acronyms for oldtimers:

* WIWYA -- when I was your age

* YKT – you kids today

* CRRE -- conversation required; remove earbuds

* WDO? -- what are you doing online?

* NIWYM -- no idea what you mean

* NCK -- not a chance, kid

* B2W -- back to work

* AYD? -- are you drunk?

* LODH -- log off, do homework

* DYMK? -- does your mother know?

* IGAT -- I've got abbreviations, too