The well-known anyone-can-spend example 3J98t1WpEZ73CNmQviecrnyiWrnqRhWNLy received several large (10+ BTC) deposits in mid-late 2017 that were immediately swept. Most traffic to this address is tiny test/mistaken sends, so 10+ BTC stands out. Does anyone know the backstory of those large sends — mistaken transactions, deliberate burns, faucet/exchange errors, or something else? Trying to understand the funding side, not the sweeping