Merriam-Webster definition of straw man: a weak or imaginary opposition (such as an argument or adversary) set up only to be easily confuted
Stating the actual side-effects of one course over the other is neither weak nor imaginary.
* Those who haven't been infected yet
* Those who have already been infected
They're ignoring the second bucket, which is what GP was pointing out - only talking about the first bucket and pretending it applies to both.
* Those who haven't been infected who are wondering if they should not bother with the vaccine if getting infected provides durable immunity.
The answer to that is: the vaccine is orders of magnitude less dangerous than contracting the virus.
Just because you don't address every single group of people in a response does not mean that response is invalid or unimportant.