//! It is called from a panic handler, so it should't allocate memory and
//! does all the work on the stack or on the provided buffers. For
//! simplification, it only supports low error correction, and applies the
-//! first mask (checkerboard). It will draw the smallest QRcode that can
+//! first mask (checkerboard). It will draw the smallest QR code that can
//! contain the string passed as parameter. To get the most compact
//! QR code, the start of the URL is encoded as binary, and the
//! compressed kmsg is encoded as numeric.