EarthLink, which has been struggling with its investments in muni-WiFi and MVNO Helio, has indicated it won't invest anymore in Helio for now and revealed that partner SK Telecom will invest an additional $270 million in the MVNO.

Helio, founded in 2005 and launched last year, is spending a lot of cash as it ramps up operations. It is expected to lose between $340 million and $360 million this year, according to EarthLink. Last month to ISP let go 900 employees [1] amid steep losses in the second quarter [2].

For more about SK Telecom's additional investment:
- read this article [3] from IDG News Service

Related articles:
EarthLink struggling [4] with wireless initiatives
Report: New Earthlink CEO [5] could cut Helio
EarthLink CEO [6] devoted to Muni Wi-Fi and Helio
Helio's struggles [7] show risks of serving niche markets