<s>
Swoop	B-Application
is	O
a	O
clone	O
of	O
Namco	O
's	O
Galaxian	B-Application
programmed	O
by	O
David	O
Elliot	O
for	O
the	O
BBC	B-Device
Micro	I-Device
and	O
published	O
in	O
the	O
UK	O
by	O
Micro	O
Power	O
.	O
</s>
<s>
It	O
was	O
ported	O
to	O
the	O
Acorn	B-Device
Electron	I-Device
the	O
game	O
's	O
launch	O
in	O
1983	O
and	O
the	O
Commodore	O
64	O
in	O
1984	O
.	O
</s>
<s>
Swoop	B-Application
differs	O
from	O
other	O
Galaxian	B-Application
clones	O
in	O
that	O
the	O
Birdmen	O
will	O
lay	O
explosive	O
eggs	O
if	O
they	O
successfully	O
reach	O
the	O
bottom	O
of	O
the	O
screen	O
.	O
</s>
