Distrowatch has mentioned SolydXK in its weekly issue.
Frannoe has written in his blog about SolydXK (Spanish). Thanks Frannoe, let the world know!
If you use the unofficial LMDE Xfce or the unofficial LMDE KDE, you can upgrade to SolydX or SolydK as described here.
There’s a lot of downloading going on. So, have patience.