My Bang on a Can/Märzmusik Festival commission was about this. The piece is first about all the things, activities, and intimate moments that I have missed in the physical presence of so many people in my life. The second half is a meditation on what happens now, next, on time, and life.
If you click on this link, hit play on the video, and scroll to my name at #12, you can watch an archive of the livestream performance of “Missing/Still.” The recording will be available on Bandcamp as of Friday, May 4th, 2021, at https://christinawheeler.bandcamp.com/.