Q: Later versions of ical is designed to work with Tcl7.5/Tk4.1 or later. Is that a problem with Lucid-5.2.8.7 ?
From https://en.wikipedia.org/wiki/Ical_%28Unix%29
Picture: By The original uploader was PNG crusade bot at English Wikipedia - Transferred from en.wikipedia to Commons by IngerAlHaosului using CommonsHelper., GPL. https://commons.wikimedia.orgical is a simple Tk-based calendar program for Unix machines. It was originally written in the early 90s by Sanjay Ghemawat. Many calendar programs have come and gone since then, but rarely have any been easier to use, faster or better than ical.