So this is the dogpile.com of the askjeeves, alta vista, and lycos approach? Time is a flat circle?

Good ideas are usually still good across time and tools

Indeed. What a deep cut

Mixture of Models, perhaps? tbf to OP, the setup they're proposing has also been recently evangelized by other "ai gateway" products (like OpenRouter, JusCode, Fireworks etc), so there's likely something useful here.

timecube?