In the interest of fairness and balance the rms-support-letter started one day after rms-open-letter.  On 2021-04-01 when rms-open-letter stopped accepting more signatures, rms-support-letter had 5051 signatures [1], compared to 3005 sigantures on rms-open-letter [2].

[1]: https://web.archive.org/web/20210401173629/https://rms-support-letter.github.io/
[2]: https://web.archive.org/web/20210401173734/https://rms-open-letter.github.io/