To save storage space, you can compress a PDF in Preview. Open the PDF, then choose File > Export. Click the Quartz Filter pop-up menu, then choose Reduce File Size.
Note: when compressed, the PDF may be of lower quality than the original.
I usually write a blog post about once a week. The latest post can be viewed here: Democracy v Bureaucracy: It's not left versus right which I am complaining about: it is bureaucracy versus democracy! (posted 2025-11-06 at 21:25:07). I do podcasts too!. You can listen to my latest podcast, here: OJB's Podcast 2025-10-08 Suicidal Empathy: We need empathy, but not suicidal empathy..