Two Borg got shot By Picard's Flagship, fell from orbit for what, 2000, 3000 feet? Thumped into densely packed snow, followed by a million tonnes of spinning jaggard, burning metal raining on their new home, and then napped for about a 100 years.
You've seen Timeless?
Seven has less armour, and less nanoprobes in her than a regular Borg, but still her body seemed to have suffered a lot less trauma than those blokes in ENT Regeneration when they woke up happy as Larry and batted Archer around like a punk...
If the Doctor had gently thawed Anika, rather than dug straight into her brain with a scalpel, don't you think there might have possibly been a slight chance that she could have been revived, even after 15 years?
You've seen Timeless?
Seven has less armour, and less nanoprobes in her than a regular Borg, but still her body seemed to have suffered a lot less trauma than those blokes in ENT Regeneration when they woke up happy as Larry and batted Archer around like a punk...
If the Doctor had gently thawed Anika, rather than dug straight into her brain with a scalpel, don't you think there might have possibly been a slight chance that she could have been revived, even after 15 years?