Should auld acquaintance be forgot, and never brought to mind? If this is about old code, it definitely should. Old stuff, however useful and cool it used to be, should be left to rest in peace when it becomes no longer relevant. The time has almost come. With the next large release of Webix 7.0, which will happen in the following September, we will remove outdated and seldom used API from the library. Do not worry, because these are really old-fashioned things. There are modern alternative solutions, and the old ones will still be available on GitHub. You will find the details below.