No, it doesn't. Commands could be authenticated using a pre-shared secret. Even public cryptography existed prior to Voyager 1's launch (by a year).
Based on the state of computer security at that time I would guess that's unlikely, but then again it was the Cold War.
Anyway, just because it is possible it doesn't mean anyone can do it.
*Whack-a-turtle
FTFY
Protecting, say, 17 year olds from deliberate access to porn is weird when you think about it. If they want porn, they are post-pubescent and therefore sexually mature.
"You are not 18 therefore you cannot have sexual interests" is a weird take on the face of it.
Maybe lock up the weird/dangerous stuff, and make it hard for little kids to see, but otherwise, knock yourself out.
You mean...
This bullshit is why I use Pyrhon
Yeah, chess was really hard when the board had to be vertical. Horizontal orientation was a huge improvement to the player experience.
Python already has this.
Don't forget USB sticks and file storage services like DropBox.
CD burning was mostly dead by the mid-to-late naughties. Streaming came later.
π is actually a Unicode symbol, so musk canβt trademark it
That's not true, it absolutely can be a trademark. You might be thinking of copyright - he can't copyright the current π logo.
The rights you'd get from each protection are different and a sensible business probably would want both. Trademark protection would prevent another tech company trading as π; copyright protection for the logo would let you set terms on how it is used.
Let me introduce you to my baby, Belle.