Pakistan is doing what is suitable for them and IMO they are doing smart job. What matters is you should capability to defend, that's the first goal and then comes self reliance. Both country has different situations and both are right in approach. India has different goal then Pakistan. Spending on R&D takes huge initial expenditure and bears fruit in long run irrespective of failure. I know this with a decade of experience in R&D, things looks to be going no where before success comes and changes everything, take a bet this decade will be of DRDO.