If the plan is to hold for long period of time which should seem as an investment, it is never too late to invest i believe Bitcoin still has a long way to go, saying that Bitcoin is not expensive means that one can still buy Bitcoin with DCA strategy, it must not necessarily be that one must buy a whole Bitcoin but a fraction of Satoshi just as little as comfortable you can afford either weekly or monthly on different intervals irrespective of Bitcoin price point, hence every one has a chance with Bitcoin by investing when there money readily available for investment after ensuring that whatever that might be considered to be a basic needs are taken care of with a provisional emergency fund.
When you want to decide to invest in Bitcoin in the long term, of course this will be very useful in the future and as you said, it is never too late to start it and we all here have seen the development of Bitcoin until now continue to experience very good development and there have been many people who believe that the asset will be very well maintained in the long term.
With all the conveniences that can be easily understood by every beginner, of course, for some people who want to buy Bitcoin, they can buy it according to their ability and I agree with you that they must feel comfortable with the investment they are carrying out and it is important to be able to first meet their basic needs in order to be able to maintain the assets they have invested in in the long term.