There is also the advantage of instant deployment, and always being up-to-date. I don't think hybrid is the best fit for all apps, or even most, but it can work

There is also the advantage of instant deployment, and always being up-to-date. I don't think hybrid is the best fit for all apps, or even most, but it can work well and create a good experience for certains types of apps. But as other commenters have noted, it should never be seen as a "time-saver" for anything beyond trivial functionality; the little quirks of each browser runtime must be paid their due, with the user experience and performance in mind.