I don't know of anyone who specifically optimizes for Bing - most of the ranking signals are the same or at least similar to Google, so with far less traffic th

I don't know of anyone who specifically optimizes for Bing - most of the ranking signals are the same or at least similar to Google, so with far less traffic than G it's not worth it to focus on bing SEO (or for bing to change their algorithm to include widely disparate ranking signals)