The platform is just the tool. Starting with the platform is like answering the question.
"How many rooms do we actually need?" with "I have a hammer!"
I personally go with the last option.
The. Word. Is. Spelled. P A L L E T.
It's the FOURTH FUCKING WORD IN THE HEADLINE. You don't even need to read the damn SUMMARY to see it!
P A L L E T
Thats nice dear, I will remember that spelling for later on..
The most important early product on the way to developing a good product is an imperfect version.