A shortage is a sign that somebody is keeping the price artificially lower than it would be if supply and demand were allowed to operate freely.

解读：绝对的自由会让拥有更多资源、权力的强者肆意妄为，他们会凭借优势去压榨弱势群体，抢占利益。所以，用道德、法律来框定自由边界，是守护社会公平、保障弱者权益的必需。

纠错对于构建可扩展的量子计算机至关重要。