When the then-unknown William Bowery was credited as co-writer on the Folklore
" and "Betty
," fans wondered about the identity of the mysterious songwriter. It was only when Swift's Disney+ concert film Folklore: The Long Pond Studio Session
, that she confirmed Bowery was an alias for Alwyn.
Many fans were convinced by that stage that William Bowery was Swift's boyfriend. They posited that William is the name of Alwyn's great-grandfather, who was a music teacher, composer, and conductor. Also, Swift and Alwyn spent time together in the early days of their relationship at New York City's Bowery Hotel.