![gay pride rainbow filter gay pride rainbow filter](https://ychef.files.bbci.co.uk/976x549/p03yf09f.jpg)
Given the social media's history of user data collection, speculation has arisen that the rainbow filter tool could be used for similar purposes, analysing behaviour patterns and using it to serve its advertising platform. The figures illustrate that Facebook continues to closely track and collect data on its users just one year after it emerged that the company had been conducting secret experiments by manipulating peoples news feed to show a disproportionate number of positive or negative ads in order to study mood.
![gay pride rainbow filter gay pride rainbow filter](https://cdn.vox-cdn.com/thumbor/p884Idm4KetmGj9QfHezAisLU3M=/1400x0/filters:no_upscale()/cdn.vox-cdn.com/uploads/chorus_asset/file/11585871/GettyImages_971158428.jpg)
More than 26 million Facebook users adopted the rainbow filter over their profile picture to show support for LGBT rights after the U.S Supreme Court legalised gay marriage throughout the entire country. It is very simple to decorate your photos with the colors of the rainbow, just upload a photo and select the type of filter you want to add, from a rainbow that.