Twiggly the Gnome
Legend
I feel the same way, but the way I see it is this - the intention is for there to never need to be a 6E, or at least not for a very long time.
So we'll eventually see the full range of 100+ books they put out for, say 3.5, but on a 20 year timescale rather than a 4 year one.
I don' think WotC will pass up the chance to put out a 50th anniversary edition in 2024.