I work at Heroku and have never had pushback on taking vacation. Our CTO just took a month sabbatical. Sometimes I work on weekends and take some weekdays off.

I work at Heroku and have never had pushback on taking vacation. Our CTO just took a month sabbatical. Sometimes I work on weekends and take some weekdays off. Whenever i'm in the (coding) flow I just do what feels right and Heroku let's me do that.