I’m no bowler, but I do know that a 7-10 split usually sucks.
I’ve recently noticed this split.
Pin #7, @Trona National Monument, CA
Photo taken 8/31/2008
Conditions: 115F with 100% chance of sandstorm…
Pin #10, @ Christmas Tree Pass Road, NV (near Laughlin, Nevada)
Photo taken 9/2/2011
Conditions: 95F with 100% chance of getting even hotter.
Driving distance between these sites: 242-267 miles, depending on route.
Crow flies distance between these sites: 157 miles.
Coincidentally, these 2 pictures were taken almost exactly 3 years apart!

