Changes

In practice it's probably easiest to figure out the location of the TV and seating arrangement in the cabin, and use the viewing distance to select an optimal TV size.<ref>http://ca.rtings.com/tv/learn/size-to-distance-relationship</ref>

<tr><th>ft</th><th>m</th><th>1080p TV (in)</th></tr>

<tr><td>4.5</td><td>1.37</td><td>32</td></tr>