Curiosity exploring different guitar types over the years or super deal opportunity buys notwitstanding, my regular usually long considered primary triage buying criteria are; 
(i) will it do anything to improve my playing? Yes/No
or,
(ii) is it necessary to achieve target tonality of what I am attempting to play? Yes/No?

An accurate analogy might be the ethos I adhere to when I choose to buy clothes. I dress to cloth the body, not the ego.

USD$10k?!!! Acknowledging there are some exceptionally wealthy people in the US to whom that's probably small change, as I perceive it those models are targeting the collector obsessive or the 'money is no object' niche buyer. Gibson render Gretsch's Signature model pricing policies comparatively pedestrian. o.O