There's no advantage to applying legacy address. Having said that When the services that you are making use of don’t assist SegWit/Bech32 withdrawals then you may want to use legacy address. Afterwards it is possible to transfer BTC out of your legacy addresses to SegWit that starts with bc1. In https://ourbigdirectory.com/listings12699096/not-known-facts-about-dormant-eth-address-generator-free