In NYC, Bumble and Bumble salons offer free hair cuts and color for willing ‘models’ for their training classes. Are there any salons that do this in DC? Thanks. After a disastrous hair experience last year, Ask DCist is a little too scissor shy to venture into the unknown (we now stick very tightly to our prefferred stylist), but we know many souls with willing spirits (and willing hair) who really love these opportunities. Turns…