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yes, valid point. It is then probably to best to also store the cold storage wallet in a cold storage like a bank or something similar as one's home is probably not the most secure :)

Its shame Ledger cant be additionaly protected by pin or password. Trezor does this I heard.

Ledger can actually with 8-character PINs. Will checkout Trezor too

Thats great! Last point of failure is gone then.

You can store ERC20 tokens on nano ledger.

storing yes: I now also found out that through myetherwallet it is possible to use them.