... and buy separate devkit hardware (relatively cheap compared to Wii U days, but still), make an actual game (devkit does not play retail games, and retail console cannot install dev-signed apps), get it through TRC/lotcheck, pay the fees to publish the game, give trailers/launch material to Nintendo, never once mention its secret purpose as a jailbreak, and then secretly share it with all your friends without any bit of the hacker community finding it out. Extremely easy.
> The switch is completely thoroughly irreversibly jailbroken at the hardware level already.
This has been fixed in hardware revisions since about a year ago. Getting a unit that is vulnerable to the so-called RCM exploit has become increasingly difficult.
(The boot9strap exploit against the 3DS, on the other hand, was never fixed. One wonders why.)