There is trade-off between redundant supply and cutting edge design. If Apple pushes for all-glass design and fully adopts OLED it it may have to choose betwee

There is trade-off between redundant supply and cutting edge design. If Apple pushes for all-glass design and fully adopts OLED it it may have to choose between the technological edge and diversified supply-chain. Sharp (owned by Foxconn) is good candidate and this joint investment speculation supports it. Having joint operation would mean that Apple can be more involved in the process process.