Yea discovered this with Langchain last week. Was great for a demo then started to push it harder and spent ages trawling Reddit, discord, GitHub trying to find

Yea discovered this with Langchain last week. Was great for a demo then started to push it harder and spent ages trawling Reddit, discord, GitHub trying to find solutions to issues only to discover what was supposed to be supported was deprecated. Got a massive headache for what should have been a simple change. Moved on now.