I have installed -19 and so far no problem. Wakeup is slower than in -23, but surealy the few seconds a worth it. ii linux-image-2.6.15-19-386 2.6.15-19.29 Linux kernel image for version 2.6.15 on 386. It is a package rebuilt from source using git tree. -- Wake up fail often https://launchpad.net/bugs/49078