1. The Mughal Empire at War: Babur, Akbar and the Indian Military Revolution, 1500-1605 (Asian States and Empires) https://www.amazon.in/dp/B01EX69NJ0/ref=cm_sw_r_apan_glt_DMX...
Edit: added the link
Precisely. Tipu's subjects, but also subjects from other Indian kingdoms who invented and developed stuff.
The area that is now Karnataka, or erst while state of Mysore/Deccan has a rich culture of knowledge and art that has been pervasive regardless of the political entities that have ruled over them.
Its also understandable as that area has relatively more peace, stability and tolerance compared to other areas in the sub-continent, hence economic-knowledge prosperity follows from there.
Tipu like many before him was the beneficiary of a long going positive social inertia. No doubt he was good, but he had a lot going for him.
Even as of now. Karnataka has done relatively compared to bulk of India since Independence.
There are a lot of movements against historically whitewashing his rule.
That's with anything today, not just history.
And yet ignorance is just and high and snake oil salesmen have record profits
A lot of motivated misinformation exists even for the most studied symbol.
Let us not underestimate the deliberate whitewashing or brownwashing that happens in India.
Try reading a book, it works.
That isn't washing but victim blaming or blame transfer.
Mongols were ancestors of Mughals and it's plausible that they brought with them rocketry tech to India as there have evidences that rocketry was prevalent in Mughal empire even before Tipu Sultan's time.