As the ZX Spectrum became hugely popular, the lack of a mass storage system became a problem for more serious users and while Sinclair's response, the ZX Interface 1 and ZX Microdrive, while very cheap and technologically innovative, was also rather limited.
The lack of a mass storage system became a problem for more serious users. The ZX Spectrum became hugely popular. The ZX Interface 1, while very cheap and technologically innovative, was also rather limited. ZX Microdrive, while very cheap and technologically innovative, was also rather limited. The ZX Spectrum became hugely popular. This was while Sinclair's response.