If someone takes 2 or 3 days to text you back, is that a sign of lack of interest?

If a guy is online, but sometimes takes 2 to 3 days to respond to your last message, is that a sign of disinterest? I know him in person. We see each other twice a week, usually

Updates
1 y
,...
If someone takes 2 or 3 days to text you back, is that a sign of lack of interest?
Post Opinion