Bloomberg A bright future lies ahead for OLED. When that starts, and how long it lasts, is less clear. Organic light-emitting diode screens have been touted as the future of smartphones because they’re crisper and easier on batteries than their liquid-crystal predecessors. In 2017, as Apple Inc. prepared its OLED iPhone X, suppliers led by Samsung Electronics Co. rushed to …

Bloomberg Amazon.com Inc. is embracing open-source software in the race to get its voice-based Alexa digital assistant into cars ahead of Google. Amazon engineers are working with Nuance Communications Inc. and Voicebox Technologies Corp. to write code that makes in-vehicle apps compatible with several speech-recognition technologies, eliminating the need for developers to make multiple versions. A working group was set …

Bloomberg Venmo’s app succeeded in becoming a ubiquitous way for young people to send money back and forth. It has been less successful at creating a sustainable business. Dan Schulman, chief executive officer of Venmo parent company PayPal Holdings Inc., said that while it hasn’t happened yet, the app will make money someday. “I have full confidence that we will …