Free Expression is a new daily newsletter on life, politics and culture from the Opinion pages of The Wall Street Journal.

Say goodbye to source maps and compilation delays. By treating types as whitespace, modern runtimes are unlocking a “no-build” TypeScript that keeps stack traces accurate and workflows clean.

Recently, a new way of stealing Facebook login info came to light—hackers using fake windows within your browser to imitate legitimate pop-up windows for sign-in. Called browser-in-browser (BitB) ...

Agent Browser’s Rust binary talks to a Node daemon via JSON, so your agents get clear outputs and reliable automation steps.