What is the best smartphone for my daughter who likes photography if my budget (for her first phone, which will also be used for studies) is Rs. 25,000? Is it better to purchase a polaroid camera for photography, or use a pocket printer instead? How does one optimise their air conditioner, if it is unable to cool efficiently during the summer? Can you suggest the best portable Bluetooth speaker for someone who loves listening to music and travels a lot? We answer all of your tech related-doubts and questions, on the latest episode of Gadgets 360 with Technical Guruji.