Powerful thing, which allows you significantly increase a performance in multiplying, addition and dividing numbers.

A bit Wiki theory: https://en.wikipedia.org/wiki/Bitwise_operation

So, let’s start! Assume, we have a number 93.

XMPP - Extensible Messaging and Presence Protocol, which streams different XML stanzas over a network. It was developed in 1998 and official shared in 1999.

A lot of helpful services, technologies and tools were designed by XMPP standard and they exist today.