JujuEdit is a file editor, or alternatively a text editor with knobs-on. At its simplest, it makes a fine replacement for Notepad. It may appeal more to computer nerds who like syntax highlighting and advanced find/replace algorithms.
Do you know why your computer no longer feels as fast as it did when you first got it? It's because of the accumulation of junk files and other data on your system coupled with inefficient layout of your files. So what can you do about it?