Legit Reviews posted a review on the One Motherboard Maker Explains Why AMD AM4 Boards Are Missing
A quote from the article:
If you?ve looked at building an AMD Ryzen 7 system you'll find that the processors are pretty easy to find, but good luck finding a motherboard. Most of the AMD motherboards based on the X370 and B350 chipsets are out of stock and back-ordered. It doesn't matter what brand you are looking for as ASUS, ASRock, Biostar, Gigabyte, and MSI are all selling out quickly due to the limited quantities available.One Motherboard Maker Explains Why AMD AM4 Boards Are Missing @ Legit Reviews