heads up that if you use the new WoS anyone can lookup your balance and transaction history. all they need is one of your bolt11 invoices. nostr:nprofile1qy08wumn8ghj7en9v4j8xtnwdaehgu3wvfskuep0wphhqatvv9eqzrthwden5te0dehhxtnvdakqqg8plualm48yqv2etxcgkn7vsfz74fg5vdlp6nkz4ctxkapngxlp4uypp6uv made a tool that you can use to extract a spark address from an invoice. i just tested it with one of my invoices and the tool gave me a sparkscan link that displays my current balance and transaction history π³.
https://github.com/benthecarman/spark-invoice-doxxer
i prefer their custodial wallet over this.