3 days agoBy Sean McManus, Technology reporterDavid Heinemeier HanssonDavid Heinemeier Hansson saved his firm serious money by leaving the cloudThis year, software firm 37signals will see a profit boost of more than $1m (£790,000) from leaving the cloud.“To be able to get that with such relatively modest changes to our business is astounding,” says co-owner and chief technology officer, David Heinemeier Hansson.The US company has millions of users for its online project management and productivi...