It's very tough question to answer. Corona virus was first discovered in 1960. Since then coronavirus is dominating in our mother earth. But at first, corona wasn't so dengerours like today. It has undergo multiple mutational change throughout it's journey and has become a devastating weapon. Scientist from all over the world are trying to fight with it but sometimes they are helpless to this virus. Lastly scientist are able to invent a vaccine which is very effective in treatment of corona.
Whatever, one should maintain social distancing, use proper mask and get vaccinated.
Stay safe.
