Google's Instant Search created lots of controversaries. Surely, when Google is the proprietor of the change, controversy is inevitable. IDG News Service, spoke to Othar Hansson, a Google senior staff engineer, who addressed a lot of the issues:
Is this going to be the default search mode in the future at some point for most people?
It's the preferred mode for most people after 10 minutes of giving it a try. They instantly figure out how to use it. People don't like change so there's an initial reaction, but we've gotten a lot of positive feedback.
How'll this affect the search engine optimization that publishers do to improve the way their pages rank on Google results?
The SEO community is very good at optimizing for whatever people are searching for. This'll change the way people search, but if anything it gives SEOs more opportunities to apply their expertise than ever before. Someone's going to have to analyze this data and think about it. That's their business and they'll do an excellent job at it, I'm sure.
Full Interview: Google: Concerns over Instant unwarranted