In less than an hour after news of Steve Jobs' death hit the Net, the world's most famous technological innovator has been mentioned more than 1.6 million times, and some of these messages have come from business giants and politicians.

The monsoon of tweets knocked out the service as of 9:25 p.m. ET.

Here are some of the reactions:

  • "Thank you for being a mentor and a friend. Thanks for showing that what you build can change the world. I will miss you." - Facebook CEO Mark Zuckerberg
  • "I feel honored to have known Steve Jobs. He was the most innovative entrepreneur of our generation. His legacy will live on for the ages." - Steve Case, former AOL CEO
  • "For those of us lucky enough to get to work with Steve, it’s been an insanely great honor. I will miss Steve immensely." - Bill Gates, Microsoft co-founder and former CEO
  • "Rest in peace, Steve Jobs. From all of us at , thank you for the work you make possible every day—including ours." President Barack Obama
  • "Tonight, America lost a genius who will be remembered with Edison and Einstein, and whose ideas will shape the world for generations to come. Again and again over the last four decades, Steve Jobs saw the future and brought it to life long before most people could even see the horizon." New York City Mayor Michael Bloomberg
  • "Steve, your passion for excellence is felt by anyone who has ever touched an Apple product. On behalf of all of us at Google and more broadly in technology, you will be missed very much."  - Google co-founder Sergey Brin

Photo by whatcounts