Forstall sounds like he was kind of a cancer and his excess skeumorphism ruptured an otherwise seamless aesthetic that is a big part of why a lot of people but Apple products. Browett had a bad record and was never a good fit for Apple IMO and his idiocy with trying to draw down clerk hours to save a few bucks demonstrates a cultural disjoint between him and Apple's obsession with customer experience. If your customers don't feel special they will not pay premium margins. A discount retail approach would convert their hugely powerful retail outlets into cost centers.
The Maps issues aren't related to anything but the quality of data as far as I'm aware. I have no idea if that's his fault, or if it was his fault to put Maps on prematurely, but strategically I think Apple had to divest Google from their platform there at some point.
Federal grants are offered for... research into the recreation potential of interplanetary space travel for the culturally disadvantaged.