Fun for Adventurers Who Play Dangerously RICK VANDERKNYFF, Rick VanderKnyff is a free-lance writer who regularly contributes to The Times Orange County Edition.
Gooey Fare That's Hard to Stick Up For DAVID NELSON, David Nelson regularly reviews restaurants for The Times in San Diego. His column also appears in Calendar on Fridays.
Advice to IBM: Don't Buy Stake in Time-Warner MICHAEL SCHRAGE, Michael Schrage is a writer, consultant and research associate at the Massachusetts Institute of Technology. He writes this column independently for The Times.