what is the cheapest online storage service that can store at least 3TB of data?

my finds:
https://www.backblaze.com/ - Unlimited storage for $5, supports encryption , anyone tried it?
http://justcloud.com - Unlimited storage for $5
Mega.co.nz has 4TB for around $35/mo.
http://www.kimsufi.com/us/en/ has 2Tb for around $35/mo.
https://support.google.com/drive/answer/2375123?hl=en 10Tb for around $100/mo.
https://www.dropbox.com/plans 1Tb plans, price unknown

im curious if any of these allows movies streaming