Funds are transferred instantly, and the commission is significantly reduced.
At the same time, the buyer does not need to be registered in WebMoney system. It is enough to choose Bitcoin and then Lightning Network when paying. Then, if necessary, top up the balance and scan the QR code through the application that supports this protocol (Wallet of Satoshi, Breez, BLW, Eclair Mobile, Zap, Tippin.me, etc.).