Campbell et al v. Facebook Inc.

Filing 184

EXHIBITS re 181 Administrative Motion to Seal Documents Accompanying Class Certification Briefs and Evidentiary Objections filed by Facebook Inc.. (Attachments: # 1 Exhibit 53 (Redacted), # 2 Exhibit 54 (Unredacted), # 3 Exhibit 55 (Redacted), # 4 Exhibit 56 (Unredacted), # 5 Exhibit 57 (Redacted), # 6 Exhibit 58 (Unredacted), # 7 Exhibit 59 (Redacted), # 8 Exhibit 60 (Unredacted), # 9 Exhibit 61 (Redacted), # 10 Exhibit 62 (Unredacted), # 11 Exhibit 63 (Redacted), # 12 Exhibit 64 (Unredacted), # 13 Exhibit 65 (Redacted), # 14 Exhibit 66 (Unredacted), # 15 Exhibit 67 (Redacted), # 16 Exhibit 68 (Unredacted), # 17 Exhibit 69 (Redacted), # 18 Exhibit 70 (Unredacted), # 19 Exhibit 71 (Redacted), # 20 Exhibit 72 (Unredacted), # 21 Exhibit 73 (Redacted), # 22 Proof of Service)(Related document(s) 181 ) (Chorba, Christopher) (Filed on 3/28/2016) Modified on 3/29/2016 (kcS, COURT STAFF).

EXHIBIT PP

Exhibit A: Summary of Relevant Variability in Recommendations Plugin Functionality*
Apr. 2010 Aug. 16, 2010

Aug. 16, 2010
- Oct. 20, 2010

Oct. 20, 2010 –
Feb. 20, 2011

Feb. 20, 2011 Apr. 13, 2011

Apr. 13, 2011
– July 9, 2014

July 9, 2014 June 23, 2015

June 23, 2015
- Present**

Primary back end system

PHP back end

PHP back end

PHP back end

PHP back end

Taste back
end

Taste back
end

NA

Backup back end system

None

None

None

None

PHP back end

PHP back end

NA

Sampled back end system

None

None

Taste back end

Taste back end

None

None

NA

No

NA

Considered aggregate,
anonymous counter that
included URL shares sent in a
message from the Share
plugin***

Yes

Yes

Yes

Yes

Only if
primary
system failed

Considered aggregate,
anonymous counter that
included URL shares sent in a
message from the Facebook
website***

No

Yes

Yes

Yes

Only if
primary
system failed

No

NA

Anonymously displayed a URL
shared only in a message

Highly
variable

Highly
variable

Highly
variable

No

No

No

NA

Displayed a URL shared only in
a message in an identifiable way

No

No

No

No

No

No

NA

* To the extent Recommendations information was configured to appear in a given Activity Feed, this variability also applies to Activity Feed.
**Recommendations was discontinued on June 23, 2015.
***This assumes that a URL share object was successfully created and the
counter was successfully incremented.

11 month (pre-class) period discussed
(incompletely) by Dr. Jennifer Golbeck

Class Period