MANILA, Philippines---Decades before Skype, Facetime, and Zoom existed, there was a Filipino-made invention called the "two-way television telephone," which was then considered way ahead of its time. Video calling---defined as a call made via a device with a camera and screen, allowing participants to see each other as they talk---has become very common in the 21st century as technology continues to improve, leading to the invention of more and improved gadgets and social media apps and platforms. However, long before the start of the so-called digital age, the concept of video calling or teleconferencing used to exist only in science fiction (sci-fi) stories. This was until...Keep on reading: Enjoying video calls? A Filipino made it possible