Randomness, does it exist?

Does true randomness exist?
I mean, a random number generator on the computer uses some algorithm, it's not truely random.

>>8

Yes, I do. Theory doesn't exist.

Client: I need poker machine.
Developer: For that we need RNG. But in theory we can never...
Client: STFU! TL;DR Can you deliver or not?

>>11

Famous underachievers' rationalization of their own failure to deliver.