The alternative is that some exponentially unlikely step is needed, which would imply we're not going to see another independent abiogenesis event anywhere in the observable universe.
(replying here because too deeply nested to answer on the comment)
> When did asking "how do we know" become forbidden in science?
What has been forbidden exactly and are you sure we are "in science" here?
> You are exhibiting a deplorable behavior here, equating questioning of a scientific hypothesis with creationism dogwhistling.
Let me sum this up. Asking "how do we know?" with a hidden agenda is OK, but asking "what do you have in mind exactly?" is "deplorable behavior" and should be... "forbidden"?
> When did asking "how do we know" become forbidden in science?
What has been forbidden exactly and are you sure we are "in science" here?
> You are exhibiting a deplorable behavior here, equating questioning of a scientific hypothesis with creationism dogwhistling.
Let me sum this up. Asking "how do we know?" with a hidden agenda is OK, but asking "what do you have in mind exactly?" is "deplorable behavior" and should be... "forbidden"?
OK, troll, bye bye.