While I don't watch videos, I am fully in support of your position and it is the only valid position to hold regarding Bible versions. Since I have done the necessary research, I can say that without the shadow of a doubt the KJV has been under attack since the middle of the 19th century.
We could go into specifics as why and how modern versions are in fact corrupted Bibles, but I don't believe most of their adherents are interested in the specifics. For anyone who is, start by reading
The King James Version Defended by by Edward F. Hills. Amazon.com offers this book.
https://www.amazon.com/King-James-Version-Defended/dp/0915923009. They also offer many related books.
There are too many Christians who think that those who hold to the KJB are (a) fanatics, (b) idolators, (c) ignoramuses, (d) delusional or (e) just plainly mistaken. However the facts prove that they are the sanest and most consistent conservative Christians. If a Christian truly believes that the Holy Bible is the inspired, inerrant and infallible Word of God, then there cannot be twenty or thirty different versions vying for attention and claiming to be true. As one brother wrote in a pamplet many years ago "God Wrote Only One Bible".