Attempt flowchart for how to use space at omni
Sarah made a version [here](https://mermaid.ink/img/eyJjb2RlIjoiZ3JhcGggVERcbiAgIEExW0V2ZW50IEhhcHBlbmluZyBOb3ddIC0tPlxuICAgIEFbQUNUSVZJVFkgTE9HXSBcbiAgICBBMntQcmVzZW50ZWQgYnkgbm9uLU9tbmkgbWVtYmVyfSAtLT4gQTFcbiAgICBBMiAtLT4gQjFcbiAgICBBMiAtLS0-IEM5XG4gICAgQjEoU2NoZWR1bGVkIGluIGZ1dHVyZSkgLS0-IEMxXG4gICAgQihTSE9SVCBDT05UUkFDVClcblxuICAgIEN7RlVMTCBDT05UUkFDVH0gXG4gICAgQyAtLT4gQzF7T3BlbiB0byB0aGUgUHVibGljfVxuIEMxIC0tPnxCb296ZSBQcmVzZW50fCBDMkEoWWVzIGJvb3plKSAtLT4gQ1xuIEMxIC0tPiBDMkIoTm8gYm9vemUpXG4gQzEgLS0tPiBCMUFcbiAgICBDM1s1MCBvciBtb3JlIHBlb3BsZV0gLS0-IENcbiAgIEM5e05vIGNoYXJpdGFibGUgcHVycG9zZX0gLS0-IENcbiAgICBCMSAtLT4gQjFBKEZld2VyIHRoYW4gNTAgcGVvcGxlKVxuICAgIEIxIC0tPiBCMUJ7UHJpdmF0ZSBldmVudH1cbiAgICBCMUIgLS0-IEIxQVxuICAgQzUoUmVxdWlyZXMgc3RhZmZpbmcpIC0tPkNcbiAgICBCMUIgLS0tPiBDM1xuICAgIEMxIC0tLT4gQzRcbiAgICBDNChBZG1pc3Npb24gZmVlKSAtLS0-IENcbiAgICBBNHtQcmVzZW50ZWQgYnkgT21uaSBNZW1iZXJ9IC0tPiBCMUJcbiAgICBBNCAtLT4gQzFcbiAgICBCMUEgLS0tPiBDMkJcbiAgICBDMkIgLS0tPiBCIiwibWVybWFpZCI6e30sInVwZGF0ZUVkaXRvciI6ZmFsc2V9) and then Yar tried to simplify it here: