Changes in Indian Broking Industry in last 3 years.

https://preview.redd.it/2mutl7tsd7og1.png?width=2816&format=png&auto=webp&s=bc383ec97a2aecca25421d1ee0a27132022125cb

As a trader, which of these changes forced you to change your system the most?

And ultimately, what is the future for trading in India?