Using Elisp, calculate how many days it's been since world2ch.net went offline.
(defvar world2ch-offline-date "2026-01-18"
"Date that world2ch.net went offline.")
(defun today ()
"Return today's date as an ISO-8601 date string."
(format-time-string "%Y-%m-%d"))
(defun days-offline ()
"Print and return the number of days since world2ch.net went offline."
(interactive)
(let* ((math (format "<%s> - <%s> + 1"
(today)
world2ch-offline-date))
(answer (calc-eval math)))
(message answer)
answer))
(days-offline)