Mac is and Tim is

Mac was complaining his post wasn't funny enough before....
so i went digging again.....

Mac is correct with probability
Mac is Czech
Mac is tagged
Mac is slow, ultra slow
Mac is a multifunctional protein
Mac is secure
Mac is a variant
Mac is NOT a typewriter (but i thought he was?!)
Mac is a very very close second (to.....?)
Mac is a icon of Style
Mac is a harsh mistress
Mac is a fashion statement
Mac is rarely difficult (but on occasion......)
Mac is specially designed
Mac is the expensive one
Mac is required (required and expensive?! I'm a lucky girl!)
Mac is doomed (well... if i'm the Black Widow and convicted of manslaughter... that's probably right)
Mac is almost dead..... oh dear, i think i better stop now!!

And because Tim played along a bit, here's some for him:

Tim is not an expert
Tim is a strange reclusive wizard
Tim is 17 years old (um, Tim, have you told Jen?)
Tim is by far one of the best performers we've had in this place!
Tim is a Montreal native
Time is back to class and completely consumed with catching up
Tim is legendary in the UK
Tim is a member of the Canadian Association of Professional Speakers
Tim is working for the Sun as Lord High Fixer
Tim is Indiana Jones for the digital age
Tim is a threat
Tim is a long-time computer hacker
Tim is a talking head not really interested in the real story
Tim is playing "Tuvok" in the new Star Trek touring exhibition
and
Tim is right.