No way in hell they can call Texas yet. There’s thousands of votes out in major metropolitan areas that would likely swing for Biden - Dallas is about 30% counted, San Antonio and Houston are both still at 0% in.
Between the lack of voting booths and the new ballots they are starting to use that actually have a paper trail (you vote on the machine, it spits out a paper receipt that shows all votes cast, and feed that receipt into the tabulator machine to be counted after everyone is done - We’ll be lucky if we get a winner announced before midnight.