There isn't any gain to applying legacy address. Even so if the company you are utilizing don’t assist SegWit/Bech32 withdrawals then you might want to use legacy address. Later you'll be able to transfer BTC from a legacy addresses to SegWit that starts with bc1. This API call returns the https://thetopdirectory.com/listings12698464/details-fiction-and-random-tron-address-generator