iPhone 4 activated and running after struggling with “session expired” error. Turns out I needed a Mac reboot before iP4 would activate.

@crutstein Welcome to the Twitterati! It is the perfect C-suite tool; everyone has time for 140 characters.

Killer iPad application: Airline ticket kiosk. Add software, a printer, and a tamperproof case and you’re done. http://bit.ly/bCnCh1 #yg

RC’s iPhone 4 activation is complete. Nice to beat the activation server rush by a day — they’ll be slammed tomorrow.

iPhone 4s have arrived at home. RC is activating his — I have to wait until I get home from work.

Happy #iPhone 4 delivery day to all you lucky pre-orderers. RC and I should have ours this evening.

Dual benefits of early iPhone 4 arrivals: they compete with VZ’s Jun23 Droid X event and spread out AT&T’s activation server load. #yg

By my calculations, 3M iPads in 80 days means that iPad will become a $2 billion business on day 81. #yg

iPad forecasting made easy: just call it “more than a million a month”. Current tally: 3M in 80 days. http://bit.ly/d9DvSm #yg

Received two #iPhone 4 ship notices overnight. Summer is looking up already.