I don't know who is behind fmxexpress, but they do post a lot of interesting material. This in particular looks very interesting: http://www.fmxexpress.com/speed-up-your-apps-with-bitmap-caching-in-delphi-xe5-firemonkey-on-android-and-ios/

I don't know who is behind fmxexpress, but they do post a lot of interesting material.  This in particular looks very interesting: http://www.fmxexpress.com/speed-up-your-apps-with-bitmap-caching-in-delphi-xe5-firemonkey-on-android-and-ios/
http://www.fmxexpress.com/speed-up-your-apps-with-bitmap-caching-in-delphi-xe5-firemonkey-on-android-and-ios