> you pay only for what you use This is only half of the equation. The other half is what are the costs of the things you do use. E.g. costs of exceptions, vir

> you pay only for what you use This is only half of the equation. The other half is what are the costs of the things you do use. E.g. costs of exceptions, virtual calls, dynamic linking, dynamic memory allocation, concurrency, etc. Java is like an all-inclusive offer - you get more at a higher cost, probably with something you don't need, but often it is cheaper than to buy every service one by one.