Re: Too many words
because they're faster. Next question please.
Also more shockproof
Also quieter (silent)
Also less heavy
Also longer battery life, or even less weight by using a smaller battery.
edit:
Also, with dense-packed equipment in a server farm, less electricity eaten and less expensive air-con needed.
Don't know, but also suspect SSDs happier at high ambient temperatures than HDs (industrial/ embedded PCs)