The difference between trading and investment has being made clear from your post OP. Trading is short term and investment is long term profit actualisation, and the risk management for both varies as trading is seen to have more risk with its volatility and market structure.
Investment requires patience and proper asset analysis for the future to ascertain the success rate of such asset. It's only natural for investment to be more productive over the years compared to trading with higher possibilities of making profits.
One reason why this post is solid is that it makes us focus on the task at hand as regarding the decision whether to trade short term or invest and HODL crypto currency long term for wealth accumulation and diversification.
If a potential trader or investor fails to be able to know and apply this distinction between trading and investment in cryptocurrency, they will make very poor financial decisions in the nearest future because, it is paramount to be able to distinguish between trading and investment so as to know the best strategy to use, the best risk management practices to employ, how much time to allocate and the financial goal in mind.