This strategy can be used by smaller startups too. Open source your interesting technology so you can show off what engineers get to work on at your company. It

This strategy can be used by smaller startups too. Open source your interesting technology so you can show off what engineers get to work on at your company. It's also a good retention incentive; recognizing good technology is a big motivator for engineers, and open sourcing the technology is a great way to do that recognition.