======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '205'
                                          'artist'  'AkronFamily'
                                     'text_people'  ''
                                         'release'  'ff3'
                                           'title'  "I'll Be On The Water"
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', "
 "'q-grit-2', 'q-play-2', 'Q-JZFKS-1', 'q-chart-2', 'q-drums-2', 'q-other-4', "
 "'q-piano-1', 'q-vocals-3', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['folk', 'freak folk', 'experimental', 'indie', 'new weird america']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-rock'
                                             'bpm'  '115.7'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'ff3'
'TBPM' (BPM (beats per minute))                     '115.7'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-rock'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         "I'll Be On The Water"
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'AkronFamily'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Mp3gain_minmax'                               '134,185'
'TXXX:Mp3gain_undo'                                 '+005,+005,N'
'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:Tracknum'                                     '04'
'TXXX:lastfmtags'                                   ['folk', 'freak folk', 'experimental', 'indie', 'new weird america']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.79 dB'
'TXXX:replaygain_track_peak'                        '0.429496'

========================== row from database ==========================
                                              'id'  1520266
                                            'path'  /data/Music/Bulk/00poprockelectronic/ff3/04 - AkronFamily - I_ll Be On The Water.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  205
                                           'genre'  ifs-songwriter-indie-rock
                                        'filesize'  4927686
                                           'mtime'  1637330422
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 04 I_ll ifs songwriter indie rock
                                      'tag_artist'  AkronFamily
                                     'tag_release'  ff3
                                       'tag_title'  I'll Be On The Water
                                             'bpm'  115.7
                                    'search_title'  'be':4 'i':1 'ill':3 'll':2 'on':5 'the':6 'water':7
                                   'search_artist'  'akron':2 'akronfamily':1 'family':3
                                  'search_release'  'ff3':1
                                     'search_rest'  '00poprockelectronic':1 'i':2 'ifs':4 'indie':6 'll':3 'rock':7 'songwriter':5
                                    'search_combo'  '00poprockelectronic':12 'akron':9B 'akronfamily':8B 'be':4A 'family':10B 'ff3':11C 'i':1A,13 'ifs':15 'ill':3A 'indie':17 'll':2A,14 'on':5A 'rock':18 'songwriter':16 'the':6A 'water':7A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['folk', 'freak folk', 'experimental', 'indie', 'new weird america']
                                        'tag_date'  2005
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637330421.6410754  (2021-11-19 15:00:21)
                             'size'  4927686