Why do you need 150G of mail locally? and why did you think it sufficient to bug the absolute minimum spec available?

I’m afraid though that the core premise of your comment is flawed. Storage and especially memory are increasingly soldered to thin and lights. Even professional grade laptops such as the Thinkpad X1 Carbon have soldered memory.

https://www.notebookcheck.net/The-scourge-of-fully-soldered-...