By the trend line, estimate the next downtrend line at around 13k USD
Connect the tops and the bottoms to have the trend line and forecast the down trend in several months
By the downtrend simmilar 2020, using RSI and price trend to forecast the next previous months.
Downtrend same as 2020, with 2 bottoms at 19k and 10k. The price trend goes parallel with RSI