Frankie that is a general platitude that works good, MOST OF THE TIME.
Some of us don't have the funds to build a car AND buy a THOUSAND dollar paint gun. It might be in your budget, but the underlying question that you miss is this a device worth cutting corners with?
When asked, it goes without saying that this is not the best tool. The question is, is it good enough?
The OP isn't asking about a middle of the road product, they're asking about a bottom dollar product. You get what you pay for goes WITHOUT saying.