Amazon's best Presidents' Day deals under $50 that are actually worth buying — Apple, Lego, Blink, and more from $9.99
	Lenses too expensive? This lesser-known brand makes awesome, cheap Sony, Nikon, and Fujifilm-fit primes, and these are my favorites
	'I'm grieving': OpenAI has switched off ChatGPT-4o, and angry users are backing a #keep4o campaign to restore it
	'1 second in tens of billions of years': China's ultra-precise optical lattice clock gets international recognition as it challenges US hegemony on time
	My favorite League of Legends spin-off since Arcane just got even better – but the upgrade only amplifies my stock availability woes
	Resident Evil Requiem's marketing has left me itching to play the game — while no demo is frustrating, here's why I think it may pay off