Historical clue formulations

• The IBM Simon Personal Communicator is considered the world's first one — 2025-12-16
• What requires a charge to use, in two senses — 2024-02-24
• Galaxy, e.g. — 2023-10-28
• Device that can replace 16-, 23-, 37-, 40- and 51-Across — 2022-02-14
• Cell that has multiplied? — 2015-11-08
• Distraction for many an idle person — 2015-05-31
• Samsung Galaxy or BlackBerry — 2014-05-12
• Android runner, e.g. — 2011-06-18