======================== unified (from filesystem) ========================
                                         'bitrate'  '78.487'
                                        'duration'  '363'
                                          'artist'  'Orla Gartland'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'hold back the river'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'irish', 'female vocalists', 'hobo', 'singer songwriter']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2015'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter'
                                             'bpm'  '104.985'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '104.985'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter'
'TDRC' (Recording time)                             '2015'
'TIT2' (Title/songname/content description)         'hold back the river'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'Orla Gartland'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['indie', 'irish', 'female vocalists', 'hobo', 'singer songwriter']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+7.26 dB'
'TXXX:replaygain_track_peak'                        '0.996363'

========================== row from database ==========================
                                              'id'  1325869
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Orla Gartland/hold back the river  - - james bay (cover)-2D75h0r4h3g.mp3
                                         'working'  None
                                         'bitrate'  78
                                    'duration_sec'  363
                                           'genre'  ifs-songwriter
                                        'filesize'  3568364
                                           'mtime'  1623435902
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos james bay (cover) 2D75h0r4h3g ifs songwriter
                                      'tag_artist'  Orla Gartland
                                     'tag_release'  None
                                       'tag_title'  hold back the river
                                             'bpm'  104.985
                                    'search_title'  'back':2 'hold':1 'river':4 'the':3
                                   'search_artist'  'gartland':2 'orla':1
                                  'search_release'  
                                     'search_rest'  '00singer':1 '2d75h0r4h3g':8 'bay':5 'cover':6,7 'eos':3 'ifs':9 'james':4 'songwriter':2
                                    'search_combo'  '00singer':7 '2d75h0r4h3g':14 'back':2A 'bay':11 'cover':12,13 'eos':9 'gartland':6B 'hold':1A 'ifs':15 'james':10 'orla':5B 'river':4A 'songwriter':8 'the':3A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'irish', 'female vocalists', 'hobo', 'singer songwriter']
                                        'tag_date'  2015
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1623435901.9047089  (2021-06-11 20:25:01)
                             'size'  3568364