======================== unified (from filesystem) ========================
                                         'bitrate'  '245.399'
                                        'duration'  '105'
                                          'artist'  'James Holden'
                                     'text_people'  'Peter Ford'
                                         'release'  'James Holden - Balance 005'
                                           'title'  'Bad Friday'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['progressive house', 'trance', 'techno', 'electronic', 'minimal']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '06'
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno-minimal or deephouse'
                                             'bpm'  '127.0'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

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'TALB' (Album/Movie/Show title)                     'James Holden - Balance 005'
'TBPM' (BPM (beats per minute))                     '127.0'
'TCOM' (Composer)                                   'Peter Ford'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno-minimal or deephouse'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'Bad Friday'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Baby Ford & The Ilfach Collective'
'TPE2' (Band/orchestra/accompaniment)               'James Holden'
'TPUB' (Publisher)                                  'EQ'
'TRCK' (Track number/Position in set)               '06'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['progressive house', 'trance', 'techno', 'electronic', 'minimal']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-3.80 dB'
'TXXX:replaygain_track_peak'                        '0.609703'

========================== row from database ==========================
                                              'id'  1350804
                                            'path'  /data/Music/Bulk/00poprockelectronic/James Holden-Balance 005 - CD1/006-Baby_Ford_&_The_Ifach_Collective-Bad_Friday.mp3
                                         'working'  None
                                         'bitrate'  245
                                    'duration_sec'  105
                                           'genre'  electronic-th-techno-minimal or deephouse
                                        'filesize'  3250176
                                           'mtime'  1620570151
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic CD1 006 Baby_Ford_&_The_Ifach_Collective Bad_Friday electronic th techno minimal or deephouse
                                      'tag_artist'  James Holden
                                     'tag_release'  James Holden - Balance 005
                                       'tag_title'  Bad Friday
                                             'bpm'  127.0
                                    'search_title'  'bad':1 'friday':2
                                   'search_artist'  'holden':2 'james':1
                                  'search_release'  'balance':3 'holden':2 'james':1
                                     'search_rest'  '00poprockelectronic':1 'baby':3,8 'bad':13 'cd1':2 'collective':7,12 'deephouse':20 'electronic':15 'ford':4,9 'friday':14 'ifach':6,11 'minimal':18 'or':19 'techno':17 'th':16 'the':5,10
                                    'search_combo'  '00poprockelectronic':8 'baby':10,15 'bad':1A,20 'balance':7C 'cd1':9 'collective':14,19 'deephouse':27 'electronic':22 'ford':11,16 'friday':2A,21 'holden':4B,6C 'ifach':13,18 'james':3B,5C 'minimal':25 'or':26 'techno':24 'th':23 'the':12,17
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['progressive house', 'trance', 'techno', 'electronic', 'minimal']
                                        'tag_date'  2003
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620570151.0531456  (2021-05-09 16:22:31)
                             'size'  3250176