They cited changes to Google's all-hands meetings, human resources processes and transparency from management.
Alphabet CEO Sundar Pichai admitted the company's challenge in scaling the trust of its own workforce which numbers more than 100,000 people. More recently, Lazlo Bock, former Director of Human Resources for Google, told Bloomberg that he thinks Alphabet is "a different company than it used to be" but that "not everyone's gotten the memo."
The change has been noticed by some on the outside, too.
"What the hell is going on over there?" tweeted Andreessen Horowitz partner Martin Casado over the summer. "The brain drain at Google right now is astonishing."
Google declined to comment.
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