Let me guess - you didn't get whatever world-ending, nefarious deed you were doing done in time.  No wait, better still... you dropped it in the sand!  Well, whatever the reason, I do have additional power sources I will sell to you.  This time, however, it will cost you ten, YES TEN Wastewander Water Pouches!$B$BTimes are tough all around, $n, and power sources don't grow on trees!  Hrm, but what if they did.  Maybe we could MAKE a power source tree...