David Miles Jr., the city’s “Godfather of Skate,” has worked for decades to create a positive, all-access roller-skating culture through his landmark Church of 8 Wheels and by spearheading the inaugural Skate Week San Franciso festival, which launched Tuesday with the help of Mayor London Breed.

But a tense public confrontation last weekend at Golden Gate Park has sullied Miles’ reputation within the roller-skating scene. The incident, which culminated in Miles making a violent threat against event attendees, has led skaters to level additional claims of abuse against him and forced him to post a public apology on Facebook that has since been deleted.

In a seven-minute video that was sent to The Standard on Thursday, Miles is seen…