According to you current rate is 4% monthly so this 4% would definitely increase to 6 to 9% monthly because adoption of bitcoin is taking very fast now a days.
False. Blocks are already primarily full on average, thus there is no additional space to jump by 50-100% in terms of blockchain growth regardless of adoption. If you were talking about Segwit, which I'm sure that you're not, then it would be an entirely different story.
All these 7 years from 2009 to 2016 Hutton was in dark but now only people are recognising its value so it's adoption will definitely affect in its monthly growth rate.
This has nothing to do with the subject. Go (signature) spam somewhere else.
I see, i'm used to bootstrapping old altcoins, didn't know this. thanks.
They are usually based on outdated Bitcoin Core versions (most newer coins are as well). You can read about the change
here.