If you don't have good knowledge about investment or if you don't have skill in this matter but you can't be very successful in investing
Bitcoin investment is not like other investment that you need to have a good knowledge on before you can start investing because you will be wasting the time that you are suppose use to be accumulating bitcoin and building your bitcoin portfolio.
In every investment start-up you need to have some good knowledge about it before starting including bitcoin too so that you don't invest in the wrong way, it's the lack of the required knowledge that makes new investors take loan to invest in bitcoin thinking that they are doing it right. Bitcoin investment may not be same with other investments and that's the more reason a newbie investor should abreast himself with the knowledge about what differentiates it from other form of investments.
How we start is very important for a long term investment, consistency and patience is very key also but some newbie investors lack the knowledge of this very principle thereby investing all they have to their name putting themselves in pressure because from the very beginning they never knew the importance of having an emergency funds available against the uncertainty of the future. So it's really no waste of time acquiring bitcoin investment knowledge before going in because it helps you have a right investment attitude in planning ahead of time.
Mate I think we should understand that Bitcoin is very versed so having a good knowledge about it before you invest in it might cause some delay, I think what every intending investor need is the basic knowledge to start the journey, a newbie should also have a good investment plan and set goal in other to be a succesfull buyer and a long-term holder, there are investments that requires a good knowledge before one can start up but in the case of bitcoin is not like that since is all about knowing how to buy with what you can afford continually and hodl for a long-term.
I agree with you that the starting point is very important for a long-term investment as you said but it requires an investor to plan on how to invest without being pressured along the line since the investment is for a long-term and that plan is chosing an investment method that fits your pocket so that there won't be any form of obstruction on the way that will make you to withdraw little or all your asset.
First and foremost every newbie should know that Bitcoin is a long-term investment as such as an investor, it is not advisable to invest your all and also as an investor you are advised to have other source of income to enable you continue your Bitcoin accumulation journey smoothly until you reach your level of satisfaction and hodl for a long-term, in conclusion having the basic knowledge before investing is good but as for the adavanced knowledge it will be acquired when you are fully part of the system, there is a saying that Rome was not built in a day, everything has time, it isn't possible to know everyhing at the same time, we must start from somewhere which is the basics, I somuch belive in one step at a time.