For the individual? Depends. The percentage of individuals with ADD smoking is 10x higher than in neurotypicals (whatever that may be). Dopamine deficiency may be one "problem" people self medicating with nicotine might try to "fix" (treating symptoms).
This reminds me when somebody on an old project said: "well, Git is almost the same as our Subversion..."
But, in the end, why not be amazed by the technology?
Why can we gamble but not crypto trade? It's not logical.
Let's take smokers. They are burning their cash plus getting themselves sick, getting others to breathe their smoke and loading our universal healthcare through their individual addictions. What problem does smoking solve?