well... we get a lot more SP for our upvote value... so yes in US$ terms it's a lot harder... but in terms of SP: I'm growing much much faster than when STEEM was high.
P.S. Check my convo with @macchiata on that point (https://steemit.com/steem/@incubot/price-of-steem-is-tanking-but-that-s-good-news#@braaiboy/re-macchiata-re-incubot-price-of-steem-is-tanking-but-that-s-good-news-20180914t125658084z)