Dangerous might be too harsh
How about exciting?
As with any sophisticated tool, proper training is called for. You aren't
going to allow a twelve year old to play with a stinger missle launcher
near an airport. You also won't leave your front door open for just
anyone or anything to walk in. If I did that here at the house we'd have
had racoons in the kitchen more than once.
In the proper hands the ouija board may do incredible things. All of the
michael material and much of the nine material came through the ouija
board. Now the reliability of the information received is another matter.
Salamanders are known to lie...