Incompatibilities with Collective and Carpet, more to date (?)

[felonymisdemeanor]

Apologies for not being elaborate, but these are my two crashlogs.
https://paste.gemwire.uk/view/773c5159
https://paste.gemwire.uk/view/1b222d3f

[AnOpenSauceDev]

I'm well aware of this, see: #6

Odometer is a lot of legacy code, that I'm going to have to rewrite once 1.21 releases.