Some of my biggest purchases come from testimonials I've read on X. Authentic conversations is what makes X the most trusted source of information. Today we're releasing Mentions Boost—a brand new ad product on X. If your brand or account is organically mentioned on X, you can boost the post's reach. And we've designed it in a way that is transparent to users and preserves the authenticity of Timeline. While I don't work on ads day-to-day, this is one product I was excited to roll up my…