Question: Should I use Flash as part of my website?
Answer: No, you should not use anything from Adobe Flash. Adobe Flash causes computers to go crazy and is a major security risk. Most web users that visit a site that has elements of Flash can notice sluggish performance with their computer. Users are also exposed to major security exploits every month and have to make sure their installation of Adobe Flash is up to date.
In the past Adobe Flash player was very popular but these days using Flash is not safe. Drop Flash if you can and don’t force it on your users to use it.