USD1 just paid out this week's interest, another $800 credited. This incentive system feels a bit like the food delivery wars with discount vouchers; depositing in banks gets you free eggs, using USD1 gets you Wlfi. Stablecoin Wars 3.0. Just now, Wlfi tweeted that they’ll be sending limited invites to Wlfi users for a seat at Mar-a-Lago.