Bright? Glow? What do the WWDC taglines mean?

Macworld
Apple is notoriously secretive, famous for locking down information about its products until the very moment they’re announced. Paradoxically, however, the company loves to tease us with cryptic clues and hints in its invites.The WWDC 2026 invitations feature a glowing version of the logo for Apple’s Swift programming language, above the words, “Coming bright up.” On its developer portal, meanwhile, the company uses the line “All systems glow.” What c