I appreciatte your opinion, to start building autonomous AI agents about the following points: 1. What is the best cost effective framework (Langchain. CrewAi, Autogen... other) 2. Make or N8N? 3. Learn Python or other language? 4. SQL or other database. 5. what cloud server will be the best to scale concurrent users?. Anything else do you recommend?

Been the best 5 months of my life so far... You guys make it all possible