The mystery itself is simple and complex, on a computer theme;)
In which situation the statement is true:
2.5 x 2 = 3.5?
')
Go ahead, habra users!
ps immediately I want to give a little hint: it is not connected in any way by transferring numbers from one system to another and mathematical deceit.
The correct answer (boring, there are some options :)):

is received
here from
bloThank you all for participating! I will turn some more laptop - I will try to think up some more garbage :)