If you started Mail and it tells you that your plugin got disabled you have to move the plugin first from the disabled folder back to the “normal” folder:

To get mission control to pop up fast just write this to your plist file:

Recently I noticed that a config file of Safari gets updated every now and then even if Safari is not running.

To be able to use Safari’s search function you definitely should execute this cmd:

If you installed Java from Apple then you have the problem, that you have got a very old Version of Java.