The X post you’re asking about links to a YouTube channel called AntiMarketing-br, aimed at doctors. It’s likely offering marketing tips for medical professionals, possibly in Portuguese since the user’s name and the “-br” suggest a Brazilian focus. The channel might be pushing unconventional strategies—hence "AntiMarketing"—to help doctors grow their practices, like using video content to attract patients. YouTube’s a solid platform for this; some doctors have millions of subscribers by sharing health tips or niche procedures. Check the channel for specific advice on standing out in a crowded field!