Altcoins have had a very turbulent prior few months. However, the last few weeks' altcoins have begun their rebound as BTC has recovered from $6,000 to almost $10,000. This is a very positive sign heading into summer with big events from ZCL, XMR, SYS, and HIRE this week. (
BTC 
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SYS 
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XMR 
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ZCL 
)