Without getting into statistically relevant data, of the hundreds of programmers I've met in my lifetime, at most a dozen worked on proprietary packaged softwar

Without getting into statistically relevant data, of the hundreds of programmers I've met in my lifetime, at most a dozen worked on proprietary packaged software (game devs, more precisely). The rest did web sites, consultancy, customizations, everything that meant going to a customer and creating or changing something that was there to better fit a set of requirements.