Best time to post on Instagram - SEO Week

Spent the week building one page instead of ten: a meta-analysis of the 3 biggest "best time to post on Instagram" studies (15M+ posts combined). The surprise: they disagree by up to 14 hours, and each one is right by its own methodology. Buffer measures median engagement, Sprout measures volume, Later optimizes for empty feeds. Most articles just pick one and present it as truth. https://buzzwire.io/blog/best-time-to-post-on-instagram — curious if others have found their own Insights beating all three.