

First, there is no such thing as an accurate translation. As Walter Benjamin said, translation is treason.
Second, there is no consensus about what is the Bible. What are the books to be included, and what is the earlier version of these books. When you start to look close, you have entirely made up books, like leviticus, a lot of editing and changing before Christianity, apocryphal books, and so on.
Third, this would be an enormous task needing a ton of funding and a very long time. I doubt we will have something like this anytime.







No.
To have a decentralised network, you need a lot of servers storing some data and a access algorithm thar searches for the pieces. There are a lot of hard problems:
The architecture is good for storing and distributing many copies of a few very popular contents (and shines in torrent) but is bad for storing, searching for, and accessing many unpopular and mildly popular contents.