We use it a lot - we receive requests of up to 5 M size of .Net structures, and just wade through all the strange class-relations with Prolog :) I read that in

We use it a lot - we receive requests of up to 5 M size of .Net structures, and just wade through all the strange class-relations with Prolog :) I read that in 2014, 1/3 of all flight bookings in the word went through (Sicstus) Prolog. It has its uses, and I like working in it :)