I strongly advice you to check out spacex stream that is happening right now on their YouTube channel.
You may not like Elon but this what they do in spacex since many years is state of art.
Discussion
Absolutely mind blowing. If this thing flies it’s going to have an immense effect.
The mediatrained influencer-style presenters are hard to watch tho. Would much prefer a socially awkward space geek. Can't have it all lol
And it's not flying today.
Pressure issue in stage 1.