Comment on Open Interest, MaxPain & Put Call Ratio(PCR)
Yes Ravi, all the new web based products that we are building will work on MAC seamlessly as well. You can use Pi by installing virtual box on MAC. Check this: https://www.youtube.com/watch?v=_BRujJGDdaw
No tool currently for calculating Maxpain. Took easy on building that tool, as we all got involved with building Pi.