What are the reasonable programming languages?

My latest blog post is "What are the reasonable programming languages?" Nowadays, we think we know what languages are realistically possible. But in the 1970's, programmers knew that they didn't know. So they asked for the languages they actually wanted. What kinds of language did they ask for?

About Jeffrey Kegler

user-pic I blog about Perl, with a focus on parsing and Marpa, my parsing algorithm based on Jay Earley's.