Pre-Cal 10-5-15

Attention: this instance is solely dedicated to science/technology/nature videos in English. Even the activism/education needs to fall into these categories. Anything else will be removed immediately. All accounts that look like spam-bots will also be automatically removed. If you want to register please provide a reasonable reason why you want to join our instance, else your registration will not be accepted. There are too many spammers/bots out there and we are overwhelmed, so we need to cut through this crap.

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Pre-Cal 10-5-15

Pre-Cal 10-5-15