> Java is essentially never used for serious embedded work. I don't know whether it counts as "serious" to you, but literally billions of SIM cards and credit

> Java is essentially never used for serious embedded work. I don't know whether it counts as "serious" to you, but literally billions of SIM cards and credit cards are running JavaCard: https://software.ac.uk/blog/2018-07-13-javacard-execution-environment-you-didnt-know-you-were-using https://software.ac.uk/blog/2018-07-13-javacard-execution-en... https://www.youtube.com/watch?v=31D94QOo2gY https://www.youtube.com/watch?v=31D94QOo2gY