loader. ↩︎Hmm, on second thought, perhaps this could also apply to “maintain” in
Advertising Surveillance Enables Government Surveillance，更多细节参见51吃瓜
return value255，这一点在PDF资料中也有详细论述
“Possible” technologies already exist, work well, and have been adopted by consumers and businesses. “Not-yet-possible” technologies are untested, unreliable and not yet well-understood by their target market.