Were there any cell phones in 1940?
No, there weren't.
Were there any TVs in 1955?
Yes, there were.
Were there any laptops in 1960?
No, there weren't.
Were there any cameras in 1915?
Yes, there were.
Were there any digital cameras in 1915?
No, there weren't.
When was the first cell phone made?
In the 1970s.
When was the first laptop made?
In the 1980s.
When was was this computer used?
In the 1940s.
Were there any digital TVs in 1955?
No, there weren't.
Were there any cellphones in 1980?
Yes, there were.
Were there any laptops in 2005?
Yes, there were.
Were there any smartphones in 1990?
No, there weren't.
Were there any digital TVs in 1990?
No, there weren't. (First digital TVs came in 1996).
Were there any computers in 1930?
No, there weren't.
Were there any telephones like this in 1910?
No, there weren't. (First dial telephones came in 1919)
