The problem is that both Yandex and Baidu are rather poorly behaved - they hit your website way too fast, downloading large bandwidth files in quick succession.

The problem is that both Yandex and Baidu are rather poorly behaved - they hit your website way too fast, downloading large bandwidth files in quick succession. That's actually what led me to the bad-bot-blocker project in the first place. Baidu has also been accused of not respecting robots.txt though I have not personally observed that. This is the reason they're blocked, not because they're new or non-English.