@garethr Heh!
Depending on how many of these files change with each build, subsequent deployments should speed up. (Since behind the scenes only modified assets are propagated to the CDN).
Of course, your site generation speed will be more in the hands of whatever you are doing there.
My tweets and posts live here on my own domain these days.
You can explore them here and follow me on Mastodon instead of Twitter where I'm not currently active.