Virtually any game can be played in offline mode provided that 1) it has been launched with an active Internet application and 2) your Steam client is updated.
The login prompt should not appear for games that cannot be played offline--instead, you should receive the message "This Game Cannot Be Started in Offline Mode." What it sounds like is happening to you is that Steam is not running before you start a game. The option to launch Steam in offline mode only appears after login has failed.
I can't recall ever seeing more than 5 icons on a single article, so I would assume that this is a limit to slashdot's story posting system.
Your point is very valid--the article discusses browsers in general. Perhaps we should have an icon that applies to browsers in general or ignore browser icons altogether for articles such as this?
and it's free- something that ought to appeal to poor starving college students.
Most college students purchase a computer before their freshman year and intend it to last throughout their entire four year program. That means they are still at home, still largely unphased by the costs of college, and living far more dependently on their parents' income than they will on campus.
If A = B and B = C, then A = C, except where void or prohibited by law. -- Roy Santoro