Vegetano1 Wrote:^^^^^cd and dvd's are ment to last 100 years!?

No.

Vegetano1 Wrote:So what is the difference between this new storage concerning speed,..
7200rpm harddrives are to slow to keep up with fast pc's,.. if i understand correctly harddrives slow down pc's!?

Harddrives slowing down PCs?  It depends on what your doing.  For example, video encoding, the CPU is the bottleneck (almost always).
My suggestion is that using a smaller capacity solid state memory storage, this could be used as a "small fast HDD".