1. to further or encourage the progress or existence of
2. to raise to a higher rank, status, degree, etc.
3. to advance (a pupil or student) to a higher course, class, etc.
4. to urge the adoption of; work for
5. to encourage the sale of (a product) by advertising or securing financial support6. (chess) . to exchange (a pawn) for any piece other than a king when the pawn reaches the 8th rank
Obsolescence is hard for a retired robot
This one could have ended on a dump
But was promoted to museum piece