There’s a small incompatibility in Beryl which causes certain program windows to appear translucent or transparent.
A simple fix for this is to

Open up the Beryl Settings manager
Click Windows Management
Enable and select the WIndow Specific Settings option
Under the Rules tab, expand Disable ARGB Visual, and click Add (the + button).
Select Class Name in the list, [...]

Today, I’ve been working on a server that doesn’t want to mount one of the partitions that has been formatted with reiserfs.
Using the fsck command doesn’t work because there are bad blocks on the drive, resulting in fsck vehemently refusing to cooperate.:
Cannot read the block (41713664): (Input/output error).
To get fsck to play with such a [...]