[sionnsar]

No, cooling the chips extends the time in which you are likely to get the actual data. Room temperature can sufficient, if the boot time is short.

[CA Conservative]

No, cooling the chips extends the time in which you are likely to get the actual data. Room temperature can sufficient, if the boot time is short.

That's my point - unless they grab a running machine or grab the machine within a few seconds of being shut down, this isn't that much of a vulnerability. For 99% of users, using the disk encryption will be sufficient. For government agencies or companies that have a lot of financial data on their laptops, which might be targeted by professional thieves or foreign governments, they may need to be concerned.