The ability to update Cinnamon to version 2.8 may interest someone who likes to try something new, and someone who wants to help compile bugs before the official release.
Attention: the official release of Cinnamon 2.8 is expected in late October. Before the announcement about the release, don’t think Cinnamon 2.8 stable.
HOW TO UPGRADE TO CINNAMON 2.8
If you have Linux Mint 17.2 “Rafaela”:
From root, create the file /etc/apt/apt.conf.d/00romeowith the following contents APT::Cache-Start “104857600”;.
This can be done as follows:
echo ‘APT::Cache-Start “104857600”;’ >> /etc/apt/apt.conf.d/00romeo
This is necessary in order to work around a bug in APT (for more details, read the comments on