Is it too late to create a popular programming language after age 40? Let's find out!
I computed an "ageAtCreation" column for 185 programming languages in the PLDB.
36 median age 37.5 avg age
16 min age 70 max age
Programming Language Creation Peaks In Your 30's Programmers create the most languages in their 30's. Programmers in their 40's create the second most. After that it drops off fast.
Conclusion
TypeScript, Go, JSON, and Clojure are a handful of very popular Top 100 languages that were created by people after age 40.
If you are under 55, it is not unprecedented to create a popular programming language.
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