by Leif Jensen | Dec 17, 2025 | Rant |
Illinois residents pay the highest property taxes in the nation. Illinois Policy Institute research shows Cook County property tax bills have risen 78% since 2007, despite median property values rising just 7.3%. The treasurer reported last year’s collections were...
by Leif Jensen | Nov 5, 2025 | Rant |
As a country we don’t know how to fix anything any more. The world is more complex, a hundred years ago when I was a kid, tv’s had tubes in them. Yes, I am that old… Now when a tv was not working you would unscrew the back off of the tv and look at the tubes, it one...
by Leif Jensen | Oct 13, 2025 | Rant |
We all know that building solid retirement savings takes years, even decades, for good reason. You can easily spend twenty or more years without a paycheck in retirement. That’s why financial advisers strongly encourage everybody to save early and often (just like...
by Leif Jensen | Oct 8, 2025 | Rant |
Scaccarium – A chequered cloth resembling a chess-board which covered the table in the exchequer, and on which, when certain of the king’s accounts were made up, the sums were marked and scored with counters The Medieval counting table was covered in a checkered...
by Leif Jensen | Oct 6, 2025 | Rant |
The abacus, originated in ancient Babylon, is a calculating tool with beads that slide on rods or wires, was in use in the ancient Near East, including regions where Arabic mathematics flourished, says UCDA Design Conference. Structure: An abacus typically features a...
by Leif Jensen | Oct 1, 2025 | Rant |
Excluding counting on the fingers, counting boards are the earliest known counting device, and a precursor of the abacus. Dust boards were used as counting tools: Dust boards, which were essentially tablets covered with a thin layer of dust or sand, served a similar...
