https://www.merriam-webster.com/words-at-play/ie-vs-eg-abbreviation-meaning-usage-difference https://www.merriam-webster.com/words-at-play/ie-vs-eg-abbre... I

https://www.merriam-webster.com/words-at-play/ie-vs-eg-abbreviation-meaning-usage-difference https://www.merriam-webster.com/words-at-play/ie-vs-eg-abbre... I assumed "for example" follows a collection/set as opposed to "that is" which is a 1-1 mapping. Sibling comment clarified it for me on why "for example" makes sense in this context.