4 Embedded Design Challenges, which one is the toughest?

chip123

FPGA Integration is next logical step…
: M- o7 w$ P+ C  h9 G
1.Difficult to Find the Required Mix of Peripherals in Off the Shelf (OTS) Microcontroller Solutions
2.Selecting a Single discrete Processor Core with Long Term Solution Viability is Difficult at Best
! X5 `$ f$ {! x- \3.Without Direct Ownership of the Processing Solution, Obsolescence is Always a Concern
2 ~! M4 h7 o+ {0 f7 L. Q2 D$ H4.Many Microprocessor Based Solutions Provide Limited On-Chip Peripheral Support