As if Star Trek wasn’t corporate from the beginning!
Every major difference between the original pilot ‘The Cage’ and the original series / TOS was rooted in corporate priorities.
The bright, primary coloured uniform tunics, bright colourful flashing lights on the bridge and other sets were designed to promote NBC’s ‘Living Color’ television broadcasts.
Kirk was younger, physically more vigorous and less cerebral than Pike, no matter what Roddenberry wanted. Action adventure hero, romancing women, was what the network wanted no matter that Roddenberry wanted Kirk to be a ‘stack of books with legs’ and for Yeoman Rand to be the original third principle character and long term romantic interest.