[mikestew]

It also makes you sound cynical.

Good, because my cynicism was hard-won, pity should it go to waste.

Whether or not a piece of tech is a rehash does matter, because last time we decided RDBMSs are old, in with the new open schema whatever, I learned where the sharp edges were at. There has been no magic tech in the mean time that makes MongoDB less likely to cut you up in horrible ways. As just one example.