Excerpt from the letter: "Trump would be a disaster for innovation. His vision stands against the open exchange of ideas, free movement of people, and productive engagement with the outside world that is critical to our economy — and that provide the foundation for innovation and growth." On a related note, see Facebook says board member Thiel’s GOP convention speech is in ‘his personal capacity’ (Recode), which notes "What next for the once-behind-the-scenes Thiel, who has long operated more quietly than most tech moguls? My guess: A cameo on "Game of Thrones" as foe of the Mother of Dragons!"
"A group of more than 140 tech entrepreneurs and executives published a scathing online letter opposing Mr. Trump’s campaign for the presidency and criticizing the presumptive Republican nominee for his potentially negative effect on innovation. The letter was signed by tech company chief executives like Stewart Butterfield of Slack and Aaron Levie of Box, as well as Evan Williams, co-founder of Twitter, and Steve Wozniak, an Apple co-founder, among many others.Silicon Valley Writes a Protest Letter Against Trump - The New York Times
The letter specifically targeted some of Mr. Trump’s ideas about how to handle issues typically seen as central to Silicon Valley, including immigration, open communication on the internet and investment in technology infrastructure."