It depends a lot on people, but two cups is enough to develop an addiction to caffeine, yes. It's very easy to get addicted, and since the withdrawal symptoms

It depends a lot on people, but two cups is enough to develop an addiction to caffeine, yes. It's very easy to get addicted, and since the withdrawal symptoms are not that obvious (it's basically just not feeling good, some slight headache, etc) it is common not to be aware of it at all.