The pages of the diary are chock full of fascinating reports of medical incidents of all sorts.

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During a short break he clamped the tenon machine to the countertop; then he took a few cues that were in need of repair and began replacing their ferrules. […] By two-thirty, a dozen cues had new white ferrules and leather tips.

We discuss several possible explanations for these slow blue hypervariables - (i) unusually luminous tidal disruption events, (ii) extinction events, (iii) changes in accretion state, and (iv) large amplitude microlensing by stars in foreground galaxies.