You are going to block this site. This will do the following:
- You will no longer see this site in searches.
- Site will no longer see your site in searches.
- Site will not be able to comment on your site profile.
- Any comments this site has posted to your profile will not be displayed.
Are you sure you want to do this?
Protip: https://pngquant.org
My tip has been outpro'd
Relevant: https://packages.debian.org/stretch/pngnq
My two cents for JPEG: https://github.com/google/guetzli/. I use it for my background images to get relatively small file sizes at an insane quality.