I think this is more likely not a glitch — I lean toward your latter guess. Boosting can force a story into feeds but it can't force clicks. Thus I believe the title and subtitle remain uber-important. My dear friend jules Miz Mindful had a delightful and cleverly written story boosted that did not take off at all. I share it here and hope it gets fresh fuel. https://medium.com/modern-women/mustangs-open-roads-and-music-dfc89fd10858