This livery is inspired by G-RVRB: https://www.jetphotos.com/registration/G-RVRB
Hope you enjoy it!
Note: this livery is in 8K, which I think just looks better. If you have any issues, let me know.
Cannot reproduce. Here's XP12.1.2-b1 with precipitation intensity at about 10% (light), 40% (moderate) and 100% (severe). Seems to be working fine to me: