How Do You Determine When You Really Need Mongo?

When there's a new technology, or a bunch of new related technologies coming down the pipe, we sort of feel compelled to get on top of it and know all about it. So how do you determine o tiv? You by og like, let's take all the no sequal bit vises. There's a buzilian ofon. Each one intends to be better, like certain little things. But until that point, i have given myself license to not care.