For me, altcoin has many advantages, one advantage is it gives to the individual money to sustain the basic needs, It also reduce the increasing number of unemployed in some countries, The people who work in bitcoin develops the ability to reason out, enhanced the English proficiency, that's the some advantage of altcoin
Altcoins are usually built on the more advanced technologies than Bitcoin, so they provide cheaper and faster transactions, extending the usage area. For traders, investing in altcoins is a good way to get a good profit, especially in case of the low coin capitalization.