Oven gas stove included the AGA cooker invented in 1922 by Gustaf Dalén. The first electric ovens were invented in the very late 19th century, however, like many electrical inventions destined for commercial use, mass ownership of electrical ovens could not be a reality until better and more efficient use of electricity was available. More recently, ovens have become slightly more high-tech in terms of cooking strategy. The microwave as a cooking tool was discovered by Percy Spencer in 1946, and with the help from engineers, the microwave oven was patented. The microwave oven uses microwave radiation to excite the molecules
Gadget Flow include live video product reviews with interactive question-and-answer sessions. The company launched The Gadget Flow Shop in August 2016. In October 2016 "The Next Web" named The Gadget Flow one of the most promising tech startups of 2016. As of 2017, Huffington Post reported that the site had featured over 6,000 products, with Gadget Flow topping its list of smart shopping apps. In 2017 "Entrepreneur" magazine listed the site as a "secret weapon" to crowdfunding success. In Fall 2017, news outlets reported that Gadget Flow enabled Apple's ARKit and simultaneous localization and mapping technology to show products in augmented reality.