Comment Buy three computers for three apps (Score 1) 198
JavaScript lets you run web applications on any platform that supports JavaScript. If developers are forced to make the applications native instead, they are likely to make the applications exclusive to a particular computing platform, which is not necessarily the platform that you happen to run. Does JavaScript use more energy than it costs to manufacture and run three different computers, each for an exclusive app?
Besides, a lot of these "managed" environments provide type safety guarantees. Preventing your data from being lost or disclosed due to a defect in a program can be worth more than the marginal cost of a managed environment.