jmL²Bitcoin Core roadmap have not been updated since 2015:
https://bitcoincore.org/en/2015/12/21/capacity-increase/
Compare to BCH's roadmap:
https://www.bitcoincash.org/roadmap.html
https://whatsonchain.com/tx/36984d0dc19df05cc1ac1df71c42f7e309603b4276046eaa1c705efec9e5a622