> One reason, for us anyway: In modern browsers retrieving the features once > makes display much quicker than making network requests all the time for > png/jpg imagery - particularly with many layers / tiles. > > Unfortunately "modern browsers" doesn't include IE8...... Well, this is only true when the total feature count is below a certain critical level. Downloading a mass of vector geometry is slow even on latest Chrome. Even point layers have a limit but it is especially problematic for dense line topographies.
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