I’m about eleven hours late (allergies, or something like them, knocked me for six), but “happy longest day of the year” to everyone. According to my calculations, the June solstice occurred today at 6:28:16 AM CDT.
As others have pointed-out (thanks to Jay Lake for that link), Apple’s ebooks have abandoned good typographic practices, and instead embraced problematic practices like full justification for all text. Apple has now carried these failings over to the generally wonderful “Reader” mode of version 5 of their Safari browser. I’ll confine myself to the issue of full-justification here, and leave the
From Rockets, Missiles, and Men in Space by Willey Ley, 1968 edition, pp. 80-81:

Guncotton [...] had been discovered [in 1845] by German chemist Christian Friedrich Schönbein, who had tried to dissolve cotton in a mixture of nitric and sulfuric acids. Of course, the cotton had refused to dissolve and Schönbein, writing off the experiment as a failure, had gone home for supper, after putting the