Understatement of the year

Blurb on the back of a massive commentary (700+ pages!) on the Aeneid, book 6:

This is Horsfall's fifth large-scale commentary on the Aeneid, and as his earlier commentaries on books 7, 11, 3, and 2, this is not a commentary aimed at undergraduates.

Yep. I would say that it gives grad students a good run for their money, too!