Over the July 4th holiday weekend, I went camping with my family on the shores of Lake Tahoe.  We looked forward to a weekend in nature together.

After the drive up from San Francisco with a quick stop along the way to charge our car, we arrived, set up our tents, and enjoyed the crisp, fresh air and the gently warming campfire.

Then there was a loud noise.  What was that?  A second later, I recognized the sound of a deep throated marine engine on an express cruiser roaring just offshore from our campsite.

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