Erlang was made for soft real-time. So it's a real thing and accord to wiki: https://en.wikipedia.org/wiki/Real-time_computing#Criteria_for_real-time_computing

Erlang was made for soft real-time. So it's a real thing and accord to wiki: https://en.wikipedia.org/wiki/Real-time_computing#Criteria_for_real-time_computing https://en.wikipedia.org/wiki/Real-time_computing#Criteria_f... Hard – missing a deadline is a total system failure. Firm – infrequent deadline misses are tolerable, but may degrade the system's quality of service. The usefulness of a result is zero after its deadline. Soft – the usefulness of a result degrades after its deadline, thereby degrading the system's quality of service.