(a) the conduct in my original post (above) that led to the indefinite ban.
(b) the history of (now) 9 blocks with no evidence that any of them led to long-lasting changes of behavior.
(c) the failure, despite being an active editor for more than 15 years, to understand (or maybe "to accept") how consensus works, as reported by WhatamIdoing above based on this exchange (see another example here).
(d) the continuation of inappropriate behavior after receiving a final warning for edit warring:
More information March 19 to April 15 conduct catalogued by User:Hammersoft ...
March 19 to April 15 conduct catalogued by User:Hammersoft
Edit warring after final warning
On 19 March 2021, Hammersoft gave Francis Schonken a final warning regarding edit warring: . Following that warning, Francis Schonken continued to engage in edit warring. Incidents described as below:
27 March 2021
16:04 27 March 2021: Butwhatdoiknow makes a change to Wikipedia:What Wikipedia is not. This was part of a discussion on the talk page of the policy.
16:06 29 March 2021: Butwhatdoiknow asks a question of FS for a second time regarding the removal of a phrase from the red link guideline . FS does not respond.
22:48 3 April 2021: After waiting five days with no reply from FS, Butwhatdoiknow goes ahead with the change citing the talk page discussion.
04:40 4 April 2021: FS reverts with edit summary "WP:Revert, ignore" , without answering Butwhatdoiknow's question on the talk page.
30 March 2021
5:01 30 March 2021: Butwhatdoiknow creates a new redirect at Wikipedia:BRDISCUSS
5:38 30 March 2021: FS changes the target of the redirect with edit summary "re-redirect: less confusing" . No associated discussion initiated by FS.
15:43 4 April 2021: Butwhatdoiknow changes the redirect target back to what they created it as with edit summary "Restore original, more specific, target." No associated discussion by Butwhatdoiknow.
19:34 4 April 2021: FS reverts Butwhatdoiknow with linked edit summary "WP:Revert, ignore" (links to Wikipedia:Revert, ignore, a very short essay written December 2012, and referenced twice projected wide). . No associated discussion by FS.
22:42 6 April 2021: Butwhatdoiknow initiates discussion on the talk page of the redirect, and pings FS to the conversation. FS never responds.
30 March 2021
5:02 30 March 2021: Butwhatdoiknow adds new shortcut they created to Wikipedia:Consensus
5:35 30 March 2021: FS reverts with edit summary "WP:Revert, ignore"
15:43 4 April 2021: Butwhatdoiknow restores the shortcut
19:54 4 April 2021: FS reverts again with the same edit summary
30 March 2021
05:43 30 March 2021: FS reverts a long series of edits done mostly by Butwhatdoiknow that extend from after 7 December 2020 to 30 March 2021, with edit summary "WP:Revert, ignore". . Diff showing revert goes back to 20 December 2020:
15:04 30 March 2021: Butwhatdoiknow asks a question of FS at the talk page of the essay, pinging FS back to the conversation. . FS never responds.
15:43 4 April 2021: After waiting five days, Butwhatdoiknow reverts, with a modification that Butwhatdoiknow feels addresses FS' concern.
18:59 12 April 2021: After seeing the essay referenced on a discussion on my talk page to which I pinged FS, FS reverts again, describing Butwhatdoiknow's edit as "Not helpful".
19:41 12 April 2021: I point out to FS that their 18:59 edit is edit warring.
19:43 12 April 2021: FS self reverts back to Butwhatdoiknow's 15:43 4 April 2021 version, and then post on my talk page saying they self reverted to reduce tension.
14 April 2021
18:12 6 April 2021: User:Faunus places content "Today, the multimedia company TimelessToday..." on Prem Rawat. This is part of a larger reorganization of the lede of the article.
12:54 12 April 2021: FS removes content "Today, the multimedia company TimelessToday..." on Prem Rawat.