When it comes to picking your altcoins, do you take into consideration coin supply? And if so, do you prefer high or low supply coins?
I don't think this is as simple as what you think, of course everything must be based on research, not just in how many altcoins.
ideas and technology are an important part so that the value of altcoin attracts traders and investors until the price can be high.
That's the importance of researching, both low and high volume supplies will still depends on how successful the project will be, the more usage that it can offer and the more adoptions that it can have will bring the price high, working project brings more attentions and attract investors to buy in and start holding the coins, progressive and passive source of earnings, investors loves to support such kinds of projects.