Earlier quoted context omitted.
It had a lot of performance and loading bugs, but it never showed me private tweets.
Is your contention that now you've been shown a more serious bug than you'd experienced previously that it's an indication that there were not similar or worse bugs in existence before the takeover? Even if I myself hadn't experienced more serious bugs than those prior to the takeover, it'd still seem a stretch.
Their traditional largest issue is their terrible ad targeting but that's not gotten better.