Technology changes extremely quickly, and AI is certainly no exception. NotebookLM, however, has always felt like a bit of an outlier here (and I say this in the best possible way). It’s a tool that got upgrades here and there, sure, but it remained largely unchanged at its core for a long while. We were anticipating significant upgrades at I/O 2026, but the company decided not to bring it up by name at all (well, it did get a slight mention at the very end, tied to some Gemini/science announcement).