Absolutely this. Prototyping a project in a new (to you) language/stack only serves one real purpose: to get comfortable in said language/stack. If your goal is

Absolutely this. Prototyping a project in a new (to you) language/stack only serves one real purpose: to get comfortable in said language/stack. If your goal is to get a working product quickly, with as few hiccups as possible, your comfort zone is your friend.