I don't have the raws to compare to, so please take with a hefty grain of salt, but I'm a little iffy on the typesetting for non text bubble (dialogue) and narration/rectangle window. It could be more conducive with the rest of the artstyle, or at least what I'm sensing from the art. The effort...
I kind of get what you mean, as an older reader I'm kind of distracted with how unapproachable Miu is. Typical "genius middle/high schooler" trope that's been around for almost 40 years in the international realm of fictional stories. For me, it's how she's not showing the same vulnerabilities...
One of the best chapters of this arc. Great to see Mabel being more transformed-ly competent, sociable (at least around Unc), and naturally pin-up cute (like Elf and Alicia)