For a very long time we had been serving a pretty standard font-stack —
Helvetica, Arial, Sans-serif — safe in the knowledge that this selection would give us a trouble-free, albeit uninspired, font in which to render our desktop website.
Over the years, occasional tests with alternative web fonts have shown that on a site as complex as ours, with a truly global audience and content in more than 40 languages, the performance hit that comes with loading external web fonts would always negate the benefits of improved type. Even if our type was more legible, better suited for the screen and more pleasing to the eye, the extra weight it added to the page was too high a cost for our users and our business.
... read the whole story at booking.design.