alt Hacker NewsThe only way LLM search engines save time is if you take what it says at face value as truth. Otherwise you still have to fact check whatever it spews out which is the actual time consuming part of doing proper research.
Frankly I've seen enough dangerous hallucinations from LLM search engines to immediately discard anything it says.
Of course you have to fact check - but verification is much faster and easier than searching from scratch.