I actually think the complete opposite, there is so little good in the world that doing it to boost your ego or getting viewers on YouTube it's as good reason a

I actually think the complete opposite, there is so little good in the world that doing it to boost your ego or getting viewers on YouTube it's as good reason as any, and it can influence others to do the same, we learn pretty much everything by imitation, why would being good be any different? That guy who went viral for recording himself picking tons of litter without doubt made thousands of people think before littering and his actions have had a more positive impact than most people on this site. I only had to sleep in the streets one single cold night, I wouldn't have mind in the slightest to be filmed thanking the helper in exchange for a warm room, I definitely would had feel I got the upper hand on such "deal".