we have to make the best choice out of de bytes

I remember that they have "officialized" the names :

1KB = 1024 (k in uppercase)
1kB = 1000 (k in lowercase)..

LOL

have a guess... which is faster.. 56KB/s or 56kB/s

take a peek at :

http://physics.nist.gov/cuu/Units/binary.html

(paragraoh "historical content")

CU