"A franking machine (or postage-affixing machine) was first introduced in the 1880's about 30+ years after the first adhesive stamp was used. Nowadays, there are digital meters that are used."
200 years
people have been using it forever
Do you mean "Pokie Machine" (Australian/ New Zealand slang for slot machine)? If so, then they were invented 1887.
how long has deforestation been around
As long as guns have been around.
As long as So Random has been around.
how long has the london eye been around for
234 years fool
how long have boxing been around?
boner
They have always been around
For as long as there has been written language.