A budget tablet is not completely useless. It can be put into various uses. 1) Car Navigation: Great way of viewing maps and directions. You can also check out Map: Directions & Local Search app by MapMyIndia. 2) Music player: At least 8 GB space can hold up to 100 songs and with live streaming unlimited songs. 3) Security camera: Tablet camera is as good as basic security camera in quality. 4) Book reader: You can turn your large screen tablet into an e-book reader. 5) Digital photo frame: Can be used as photo frame using a desk stand. 6) Personal Planner: Can be used as a digital planner for your day to day work. 7) WiFi router: If your tablet supports 4G, then the tablet can be used a s WiFi hotspot. Read more at: http://economictimes.indiatimes.com/wealth/spend/7-things-you-can-do-with-a-budget-tablet-for-optimal-usage/articleshow/59502473.cms

Enormous demand of Wi-Fi has led to transmission of billions of bytes of data every day. Researchers have predicted that by 2019 mobile devices will exchange 35 quintillion bytes of information every month. This is just for mobile devices, just consider computers, IOT devices and you can get an idea how much data will be transferred. But our traditional Wi-Fi can't handle this entire load. So scientists have discovered a new technology known as LiFi. It uses light as a means of data transmission. Using LiFi we can send 224 gigabits per second. They can be also used in healthcare facilities. The idea that light can pass through walls can increase security because one has to be physically present in the room to access the data. Read the full article here: http://www.forbes.com/sites/bernardmarr/2016/01/12/will-lifi-take-big-data-and-the-internet-of-things-to-a-new-level/#2bceb09c346f