Why is GZIP compression important?
GZIP compression saves 50% to 80% bandwidth and will therefore significantly increase the website's loading speed.
The textfiles are compressed (zipped) on the web server after which the visitor's web browser will automatically unzip the files. This compressing and unzipping only takes a fraction of a second without the end user noticing.
Just about all the large websites worldwide use GZIP compression. For and actual overview of GZIP usage nowadays please check our statistics page.