This is true. Accordingly, "blue bubbles" (iOS to iOS) are also a thing, and Apple pushes them hard in product placements all the time. They're subtly recogniza

This is true. Accordingly, "blue bubbles" (iOS to iOS) are also a thing, and Apple pushes them hard in product placements all the time. They're subtly recognizable from a distance, too. It's all very on purpose and quite clever.