Right, I have bad experienced for recommend to invest in Bitcoin, okay let share it, I told some of my friends to invest in cryptocurrency they put big amount in altcoins & Bitcoin, When they suffered losses then they blamed me it's a scam because they faced losses. So if now someone asked to invest in Bitcoin then i suggested to them DYOR.
What if first, they did not in understand fully how the system works or they did not go through the market analysis properly, all these could be factors