Org mode version 9.7-pre (release_9.6.4-327-gf81ba4
org-protocol://store-link?url=http:%2F%2Flocalhost%2Findex.html&title=The%20title
org-protocol://store-link?url=val&key2=val2
stores val
org-protocol://store-link?url=val?key2=val2
stores val?key2
org-protocol://store-link?url=val?key2?val2
stores val?key2?val2
org-protocol://store-link?url=http:123&title=t: w: q&a - r-s (a)
stores nothing
emacsclient "org-protocol://store-link?url=http:123&title=t: w: q&a - r-s (a)"
shows *ERROR*: Wrong type argument: arrayp, nil
IMO the last example is a fully plausible link. I actually need it to create a link which then calsl e.g. the outlook protocol.
~2 months ago the same links worked fine.