He is always saying price has to follow hashrate/difficulty...

Yes, in other words: miners decide the price.

This kid is pretty intelligent..

thank you to the positivity

Not everything in our life follows mathematical formulas..

Not everything, yes; minor fluctuations in short term Bitcoin market price being a prime example.

hope you are right ,i can not wait ,when $100k ,i will be rich

I am right.

Sharing this video with a few people who has no idea how the difficulty and rewards to miners work

Thank you, I hope they enjoy it.

Probably.