Historical clue formulations

• Some printers and PCs, familiarly — 2025-04-28
• Some printer purchases, for short — 2025-01-17
• DeskJet printers and others — 2019-09-02
• Some office printers, for short — 2017-12-19
• Some PCs — 2016-12-26
• Some PCs — 2016-03-19
• Some inkjets — 2015-09-16
• Some computers, familiarly — 2014-08-10
• Some PCs and printers — 2014-07-30
• Some printers — 2012-12-02
• Car engine stats: Abbr. — 1995-07-15