======================== unified (from filesystem) ========================
                                         'bitrate'  '277.492'
                                        'duration'  '168'
                                          'artist'  'Lynn Anderson'
                                     'text_people'  ''
                                         'release'  'The Very Best Country and Bluegrass'
                                           'title'  'Rose Garden'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-3', "
 "'Q-OLDST-2', 'q-syn-1', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['classic country', 'country', 'female vocalists', '60s', '70s']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '23'
                                      'tracktotal'  ''
                                            'date'  '2013'
                                        'comments'  ''
                                           'genre'  'loc-namerica-country'
                                             'bpm'  '134.556'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Very Best Country and Bluegrass'
'TBPM' (BPM (beats per minute))                     '134.556'
'TCON' (Content type, a.k.a. Genre)                 'loc-namerica-country'
'TDRC' (Recording time)                             '2013'
'TENC' (Encoded by)                                 'GTi'
'TIT2' (Title/songname/content description)         'Rose Garden'
'TKEY' (Initial key)                                '7A'
'TLAN' (Language(s))                                'English'
'TPE1' (Lead performer(s)/Soloist(s))               'Lynn Anderson'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '23'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['classic country', 'country', 'female vocalists', '60s', '70s']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.81 dB'
'TXXX:replaygain_track_peak'                        '0.423641'

========================== row from database ==========================
                                              'id'  978130
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/VA-The_Very_Best_Country_And_Bluegrass-2CD-2013-GTi/202-lynn_anderson-rose_garden-gti.mp3
                                         'working'  None
                                         'bitrate'  277
                                    'duration_sec'  168
                                           'genre'  loc-namerica-country
                                        'filesize'  5837299
                                           'mtime'  1621628421
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country VA The_Very_Best_Country_And_Bluegrass 2CD 2013 GTi 202 lynn_anderson rose_garden gti loc namerica country
                                      'tag_artist'  Lynn Anderson
                                     'tag_release'  The Very Best Country and Bluegrass
                                       'tag_title'  Rose Garden
                                             'bpm'  134.556
                                    'search_title'  'garden':2 'rose':1
                                   'search_artist'  'anderson':2 'lynn':1
                                  'search_release'  'and':5 'best':3 'bluegrass':6 'country':4 'the':1 'very':2
                                     'search_rest'  '2013':13 '202':15 '2cd':12 'and':10 'anderson':17 'best':8 'bluegrass':11 'country':4,9 'exotica':2 'garden':19 'gti':14 'jazz':1 'loc':20 'lynn':16 'namerica':21 'oldies':3 'rose':18 'the':6 'va':5 'very':7
                                    'search_combo'  '2013':23 '202':25 '2cd':22 'and':9C,20 'anderson':4B,27 'best':7C,18 'bluegrass':10C,21 'country':8C,14,19 'exotica':12 'garden':2A,29 'gti':24 'jazz':11 'loc':30 'lynn':3B,26 'namerica':31 'oldies':13 'rose':1A,28 'the':5C,16 'va':15 'very':6C,17
                                    'tag_tracknum'  23
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-3', 'q-syn-1', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['classic country', 'country', 'female vocalists', '60s', '70s']
                                        'tag_date'  2013
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621628421.2659707  (2021-05-21 22:20:21)
                             'size'  5837299