2) Add Year 1 / Year 2 calculation. (Easiest to have a method which returns the current year, *or* the year plus one if we're in Advent, and then write it in terms of that.)
3) Putting both the main and the Office lectionaries into the calendar would be a nice touch (the main starts on page 888, and the Office starts on page 934, of this copy of the BCP. Conversion to some kind of XML-ish format, or pure Perl, would be a reasonably simple job.)
A question to BLT users: If I changed the format of the settings file, would you want it to upgrade automatically, or would you be okay with typing your username and password in again?