There is a lot of interesting things that you can do with renderlet:LISTER.
So, one of them is to use some special effects to hide or show columns in lister.
For example, if you have two columns:
So, what you can do is to create a renderlet:LISTER with two columns and to apply a majix event (for example "toggleBlind") on the first column to show the second one. You must also not forget to include the library for using "scriptaculous" class, like that:
You can see below an online example on how to use this kind of event:
Or you can directly get the code here:
If you want to get the entire code for this example, please click here: