Oh, this is my favorite topic, really.
I have a VISA debit card, a VISA platinum through my bank, and a Capital One Mastercard, and a Target in-store charge card (my first "credit").
Credit is super important to build up and maintain, especially at a young age. Buying a new car, buying a new house, its all based on your credit history.
There's a lot of Pro-Credit articles on my PF blog roll, like this one:
25 Reasons to Love Credit Cards | My Dollar Plan
And to be fair, here's a Con-Credit:
DebtFREE-Revolution » Blog Archive » Ways Credit Card Companies Separate You From YOUR Money
There was an article in Reader's Digest (January 2008) about debit cards too.
Debit Card Traps and Fees To Avoid: The Latest Target of Thieves | Scams, Frauds, Rip-Offs | Reader's Digest