Ask HN: Did your client ever replace you by a more junior freelancer?
I got a client for 3 years and out of the blue they picked a more junior freelancer and did not renew my contract. The problem is that my code and architecure were really good there, so much so that adding new functionality was extremelly easy (due to the well architected code). The client most likely wanted a confirmation that my job could be done cheaper, and the easy to maintain and extend...