Although bitcoin prices are very high but this bitcoin is just a digital currency that is not recognized by the government and can not be called bitcoin is the strongest currency in the world because of advice and other strong currencies such as dollar, pound sterling and euro, third eye this money is still very strong as the strongest currency today.
I do not know about the strongest currency of the world for bitcoin to date, because I doubt the value of the coin As such. But the fact that Bitcoin gives real and huge opportunities to earn, it really is.