On Saturday, July 26, 2003, at 09:43 AM, Gerhard Kuhn wrote: > I use Sony, Fuji and Panasonic tapes in the same camera on a regular > basis and have never experienced a problem. I think this is another > of those urban myths that haunt us, much like not switching between > different brands of motor oil for your car, crossing the path of a > black cat or walking under ladders (maybe the last one is legit) I think it was historically an issue. There were a couple of manufacturers that used incompatible lubricant. Once it was discovered, the problem was corrected but the advice lingers on. SR