The SI (International System of Units) says that the abbreviation of Megabyte
SI prefix binary prefix
At the moment we are using both in the translations. I would strongly suggest
that we use MB, GB, and TB in the future because most users don't care about the
difference between 10^3 byte and 2^10 byte and are not familiar with KiB, MiB,
I completely agree with you: MB, GB and TB.