Tertulia is Josh's corner of the internet — a one-person paper from Arlington, Virginia. Philosophy, data systems, too many browser tabs; no algorithms, no ads, no feed but this one.

Everything here is built by hand and open source: the platform runs on Apollo, an authentication library for http4s. The ledger below tracks one running project — Japanese, pointed at the JLPT in December. The numbers come with their definitions attached.

The Ledger Japanese vocabulary
3291 words known · as of Aug 30, 2026
1000 2000 3000 4000 JUL '26AUG '26DEC '26 TARGET 4000 Jul 19, 2026: 3052Jul 23, 2026: 3112Jul 27, 2026: 3216Aug 1, 2026: 3234Aug 2, 2026: 3268Aug 3, 2026: 3307Aug 20, 2026: 3192Aug 20, 2026: 3255Aug 21, 2026: 3282Aug 22, 2026: 3292Aug 26, 2026: 3255Aug 27, 2026: 3236Aug 30, 2026: 3226Aug 30, 2026: 3275Aug 30, 2026: 3291

distinct notes (all decks) where any card has FSRS retrievability ≥ 0.9; fallback: interval ≥ 21d

● derived from an Anki import   ◯ entered by hand