[BradyLS]

"The aircraft had an ordinary technical failure just after take-off, which caused a loss of control and it crashed into the sea south of the airport of Sharm Sheikh," Shafik told state-run television, without specifying the nature of the failure.

Just your usual, everyday, no-fault technical failure that causes airborne vehicles to suddenly drop from the sky. Coulda happened to anybody from Chuck Yeager to Chuckie Cheese.

[Thinkin' Gal]

"The aircraft had an ordinary technical failure just after take-off, which caused a loss of control and it crashed into the sea south of the airport of Sharm Sheikh," Shafik told state-run television, without specifying the nature of the failure.

Oh, probably just a loose stabilizer or wing or something. The average everyday kind of stuff.

[brooklin]

Don't forget that 737's have had a number of problems with the rudder. Boeing supposedly told companies how to fix the screw type mechanism that controls the rudder. Maybe this wasn't fixed?
Air Alaska went down off California a few years ago because of this.