this is only an estimate year but we all know it will be harder to happen,because just like other years there are mostly banning and regulating happens that adaption so what tells the reality?though hopes are indeed from all of us whos believing that world needs Bitcoin and Blockchain to be adopted.
You will dream if you think the government wants decentralization

nothing is impossible in technology mate,so better not say such thing since you are also involves in this market.
if the government find decentralization can help then why they will deny this?though maybe not now but there will be a chance.