I'd start by asking a more specific question. For the rest, I'd say lisp is at least fixable, unlike most languages, and that's already saying a lot. It just l

I'd start by asking a more specific question. For the rest, I'd say lisp is at least fixable, unlike most languages, and that's already saying a lot. It just lacks standardization in some crucial areas: threading, graphical interfaces, etc. There are already implementation-specific extensions for this and compatibility libraries to write mostly portable code for non-standard features but more standardisation would help adoption of the language in my opinion.