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Lately, yes. Where I live it's 2:17 a.m. and here I am ..... I have to get my schedule together again!

How late do you consider night tho

No. Actually, it is not a good idea to sleep late at night. You must pay careful attention to your circadian rhythm. Very very important.

Sleep is a kinda downtime but it must be congenial to the Natural cycle.

Every day