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Re:Outlook just asked me if I want to upgrade to bigger ads by TurningCanadian on Friday February 18, 2022 @05:22PM (#30391912)
Each origin has its own cache, so it doesn't matter if you load your fonts from the same place as some other site -- they won't be shared.

https://andydavies.me/blog/2018/09/06/safari-caching-and-3rd...

https://www.zdnet.com/article/chromes-new-cache-partitioning...

https://arstechnica.com/gadgets/2020/12/firefox-v85-will-imp...

Re:Outlook just asked me if I want to upgrade to bigger ads by GekkePrutser on Saturday February 19, 2022 @04:12AM (#30395605)
Yes but that added inefficiency is also a result of adtech abusing the font cache for tracking. Which led to the need to isolate sites.
Re:Outlook just asked me if I want to upgrade to bigger ads by chmod775 on Friday February 18, 2022 @07:53PM (#30393342)
Additionally - when everything is served from the same server - existing connections can be re-used, resulting in a latency advantage.