Brief news items of note for Lifehacker readers, including: Nobody is buying smartwatches anymore, 26 email sign-offs you should avoid, Elon Musk’s Mars spaceship looms closer.
This week, the world celebrated Spreadsheet Day, AKA the most boring holiday devised by humankind. But wait! If you hate spreadsheets and everything they stand for, it probably means you don’t know how to use them properly. Here are our most useful spreadsheet hacks for Microsoft Excel and Google Sheets; suitable for novices and experts alike.