Is it too late ?

Hi, hope you're all fine Guys,so here my question i played wotlk long ago and want to get back to it for good like geek it to the bone but i'd like to to all raids in the expansion including ulduar and naxx and icc ofc but i'm afraid to get back and find nobody doing this raids nomor and with the opening of icc i'm also afraid that the end of this wotkk realm has come to a close end so guys what do u think and what would you advice me to do
Love you all and thx for the answers ����