Are you not aware that "random people's replies" are from people who have paid Twitter money specifically for the privilege of being seen first?
>X Premium has three tiers: Basic, Premium, and Premium+, with more features available in each higher tier.
>Basic: ... reply prioritization
>Premium: ... larger reply prioritization
>Premium+: ... largest reply prioritization
What you're talking about is kinda how replies on Twitter _used_ to work, back when it was run by vaguely sensible people (at least in the official app and site; third party apps would often display replies in linear time order instead).