There have been follow up studies that show no link between aluminum and Alzheimer's. I understand that you don't believe this, but vaccines have not been show to cause autism. The main study that made this idea popular was was retracted. It was shown the study's author (Andrew Wakefield) used fraudulent data.

Logitech Harmony One

Even if you have the money, stick with a Harmony 900. Much simpler setup and use.

Here is the method I like.