What was the deciding factor between the specialfins and the Nemo?? You seemed positive on the Nemo, but are now going with the specialfins... so what went into the choice?
Just curious

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An aquifer is a water bearing layer of rock or soil. Aquifers are separated by impermeable layers of rock or clay called an aquitard. Aquitard, however may sound a bit offensive to some, and therefore we will be changing the name to Aquachallenge.